The Best Lenovo Thinkpad Helix Charger Cord Micro Usb
We spent many hours on research to finding lenovo thinkpad helix charger cord micro usb, reading product features, product specifications for this guide. For those of you who wish to the best lenovo thinkpad helix charger cord micro usb, you should not miss this article. lenovo thinkpad helix charger cord micro usb coming in a variety of types but also different price range. The following is the top 10 lenovo thinkpad helix charger cord micro usb by our suggestions
558 reviews analysed
New Genuine Lenovo ThinkPad 65 Watt 20V 3.25A Type-C USB AC Adapter ADLX65YDC2A
- Input: 100-240V, 50-60Hz~1.5A
- 100-240V 50-60Hz Output:65W Max Connector size:Type C/USB C
- the charger comes with the US 3 Prong POWER CABLE
- Lenovo USB-C 65W Standard AC Adapter for Lenovo Yoga C930-13, Yoga S730-13, Yoga 920-13, Yoga 730-13, IdeaPad 730s-13, GX20P92530
Lenovo USB-C 65W Standard AC Adapter for Lenovo Yoga C930-13, Yoga S730-13, Yoga 920-13, Yoga 730-13, IdeaPad 730s-13, GX20P92530
65W 45W USB-C AC Charger Fit for Lenovo ThinkPad T480 T480s T580 T580s, 4x20m26268 Chromebook 100e 300e 500e c330 c340 s330 E480 E580 L380 Yoga A485 T490 Type-C Laptop USB C Power Supply Adapter Cord
- Compatibility -1: Compatible with Lenovo Chromebook c340 s330 s340 c630 Yoga, ThinkPad A275 A285 A475 A485 T470 T470s T480 T480s T570 T580 T580s T490 T590 T495 E480 E580 E485 E585 E490 E590 L480 L580 X270 X280 X380 X390 X395 X1 Carbon 5th 6th 7th Generation, X1 Yoga (2nd 3rd Gen), Flex 11 Chromebook, ThinkPad 13 (1st 2nd), Tablet 10, ThinkPad X1 Tablet 2nd 3rd, Yoga 720 720s (13″ ONLY!) 730s, Yoga 370 910 920 S730 C930 720-12IKB 720S-13IKB 730-13IKB 910-13IKB 920-13IKB C930-13IKB S730-13IWL
- Compatibility -2: Compatible with Lenovo ADLX65YDC2A ADLX65YLC3A ADLX65YDC3D ADLX65YCC3D ADLX65YLC3D ADLX65YAC3A ADLX65YCC2A ADLX65YAC2A ADLX45YDC2A ADLX45UDCU2A ADLX45YCC2A ADLX45YCC3A ADLX45YCC3D ADLX45YLC3D ADLX45YDC3D GX20M33579 GX20P92530 GX20P92524 GX20U90488 4X20E75131 4X20M26252 4X20M26268 4GX20N20876 4X20E75132 4X20E75135 4X20V07881 4X20E75137 SA10M13947 00HM664 01FR025 01FR031 01FR024 01FR027 5A10K34723 AD045G4 5A10K34713 SA10M13945 00HM633 00HM642 00HM651
- Input: 100-240V~1.6A 50-60Hz Output: 5V-3A or 9V-3A or 15V-3A or 20V-3.25A Watts: 65 Watts
- What you get:1 x AC Adapter & 1 x Power Cord
- Service & Support:30 Days Money Back Guarantee and one year warranty / Please contact us with any questions or concerns – we are here to help
Lenovo Laptop Charger 90W Slim tip AC Power Adapter(Power Supply) with 3 Prong Power Cord for Lenovo ThinkPad Yoga 260 370,T470 T450s T460s T440s T450 E570 X1 Carbon, X1 Yoga 3rd
- New Genuine Original Lenovo AC Adapter with non-retail packaging,Power cord 1 Meter
- Output:20V-4.5A, 90W Slim tip
- Compatible SKU or DP/N: 01FR052,45N0245,45N0241,45N0249,45N0499,45N0498,45N0500
- Compatible Factory Model: ADLX90NLC3A,ADLX90NDC3A,ADLX90NCC3A
- Compatible Computer Model: ThinkPad E-series E431,E440,E450,E450C,E460,E465,E470,E470C,E475,E531,E540,E550,E550C,E555,E560,E565,E570,E570C,E700C,E575,E455,E560P,E40-80,E41-80 ThinkPad X-series X230S,X240,X240S,X250,X260,X270,X1 Yoga,X Carbon 1st,X Carbon 2nd,X Carbon 3rd,X Carbon 4th ThinkPad S-series S2 Lenovo S-series S3 Yoga,S5 Yoga,S1 Yoga,S431,S440,S531,S540,S2-owcd15-7200u Lenovo P-series P40,P50S,P51S
“First
New Genuine Original Lenovo AC Adapter with non-retail packaging,Power cord 1 Meter
Second
Output:20V-4.5A, 90W Slim tip
Third
Compatible SKU or DP/N: 01FR052,45N0245,45N0241,45N0249,45N0499,45N0498,45N0500
Fourth
Compatible Factory Model: ADLX90NLC3A,ADLX90NDC3A,ADLX90NCC3A
Fifth
Compatible Computer Model:
ThinkPad E-series
E431,E440,E450,E450C,E460,E465,E470,E470C,E475,E531,E540,E550,E550C,E555,E560,E565,E570,E570C,E700C,E575,E455,E560P,E40-80,E41-80
ThinkPad X-series
X230S,X240,X240S,X250,X260,X270,X1 Yoga,X Carbon 1st,X Carbon 2nd,X Carbon 3rd,X Carbon 4th
ThinkPad S-series
S2
Lenovo S-series
S3 Yoga,S5 Yoga,S1 Yoga,S431,S440,S531,S540,S2-owcd15-7200u
Lenovo P-series
P40,P50S,P51S
Lenovo Z-series
Z40-70,Z40-75,Z40-Touch,Z50-70,Z50-75,Z50-Touch,Z41-70,Z70-80,Z70,Z71,Z410,Z510,Z510T,Z51-70
Lenovo Yoga series
Yoga 500-14,Yoga 2,Yoga 2 pro,S3 Yoga,S5 Yoga,S1 Yoga ,Yoga 13,Yoga 11S,Yoga 2-13,Yoga 2 pro
Lenovo Flex series
3-1435,3-1480,3-15803H/14
“
65W USB-C Power Supply Laptop Charger for Lenovo ThinkPad p52s t480 t480s t580 t580p p53s t590 t490s t490 t495 t495s X1 Carbon 6th Gen Yoga 920 C930 730-13IKB,4x20m26268
- Outputs DC 20V, 3.25A 15V ,3A 9V ,2A 5V ,2A 65W Input: 100-240V, 50-60Hz~1.5A 65W work for Thinkpad e14 e15
- Connector Size: TYPE-C , USB-C, Please Check Connector Size to Ensure Compatibility.
- Juyoon Fast and efficient USB Type-C adapter for charging on the go, Compact and portable design, USB Type-C connector with USB PD 3.0 technology that automatically detects and supplies 5V/3A, 9V/3A, 12V/3A, 15V/3A and 20V/3.25A output
- Compatible P/N: ADLX65YLC3A ADLX65YLC2A 01FR025 SA10M13948 PA-1650-47 PA-1650-46 adl65ydc3a adl65ydc2a adlx65ycc3a adlx65ycc2a
- Compatible With The Following Lenovo Models That have and Use USB Type C
- Lenovo V320 , ThinkPad A275, ThinkPad 475, ThinkPad E480, ThinkPad E580, ThinkPad L380 , ThinkPad L480 , ThinkPad L580 , ThinkPad P51s , ThinkPad P52s , ThinkPad T470 , ThinkPad T470s , ThinkPad T480 , ThinkPad T480s , ThinkPad T570 , ThinkPad T580 , ThinkPad TP25 , ThinkPad 11e 2nd gen , ThinkPad 13 2nd gen, ThinkPad ThinkPad 13 2nd gen , ThinkPad 2nd gen-ThinkPad Yoga 370 , ThinkPad X1 Carbon 5th Generation
PowerSource 65W 45W 20V UL Listed Extra Long 14Ft AC-Adapter-Charger for Lenovo-ThinkPad X1 Carbon (2nd 3rd 4th Gen ONLY!) T Series T470 T470S T460 T450 T440 Z50-75 Z50-70 Laptop Power Supply Cord
- THIS CHARGER IS NOT A USB TYPE C CHARGER! Please check the “Connector Compatibility” photo before purchasing. POWER SPECS – Output Max: 20V 3.25A 65W (20V 2.25A 45W also compatible) / Input Volt Range: 110-240V / Original Lenovo Charger Laptop AC Adapter Power Cord Replacement by PowerSource
- COMPATIBILITY – ThinkPad X1 Carbon (2nd 3rd 4th Gen ONLY!); X1 Yoga (1st Gen ONLY!); T Series T431s T440 T440p T440s T450 T450s T460 T460s T470 T470s T550 T560 T570 T550; Z Series Z50-70 Z50-75; X Series X240 X240S X250 X260 X270; E Series E431 E440 E450 E455 E460 E465 E470 E475 E531 E540 E550 E550c E555 E560 E565 E570 E575; L Series L440 L450 L460 L470 L540 L560 L570; B Series B40-30 B50-30 B50-35 B50-70 B5400; P/N PA-1650-72 PA-1650-37LC ADP-65FD B ADLX65NLC3A ADLX65NDC3A & others (list below)
- SAFETY / UL LISTED – Underwriters Laboratories, the leading American consumer product testing laboratory, lists this PowerSource product as meeting their standards for electrical safety and design in the United States and Canada. Don’t buy potentially inferior or dangerous chargers that can harm your laptop or worse!
- PERFORMANCE, SAFETY, RELIABILITY – All of our product lines are put through rigorous quality control procedures to ensure safe, reliable operation for years to come. We guarantee our products will charge your device as efficiently as the original charger, or any other replacement. In addition, our products are in compliance with top industry standards, and include numerous safety mechanisms, including protection against short circuiting, overvoltage, overcurrent, and internal overheating.
- MONEY BACK GUARANTEE – As an American company, headquartered in Biloxi, MS, we are proud to stand behind our products as we greatly value repeat business. That’s why we offer an industry-leading return and exchange policy: Within 30 days of purchase, we offer a no-questions-asked full money back guarantee. Additionally, for two years from the date of purchase, we will exchange your product free of charge should it become defective. NOBODY beats our guarantee!
*THIS CHARGER IS NOT A USB TYPE C CHARGER! Please check the “Connector Compatibility” photo before purchasing.
This charger has been tested to ensure compatibility with the following Lenovo laptops:
- Lenovo ThinkPad X1 Carbon 2nd, 3rd, and 4th Generations. IMPORTANT! Compatible with 2nd 3rd 4th Gen X1 Carbon ONLY! If you are using a 1st generation X1 Carbon, your laptop will say “20V 4.5A” on the bottom – this charger is not compatible with 1st generation X1 Carbon! If you are using a newer-generation X1 Carbon, your laptop requires a USB Type-C connector – please check the “Connector Compatibility” photo before purchasing if you are unsure!
- Lenovo Thinkpad X1 Yoga 1st Generation IMPORTANT! X1 Yoga 1st Generation ONLY!
- Lenovo Yoga 2 11 11E 12 13 730-15
- Lenovo T Series T431s T440 T440p T440s T450 T450s T460 T460s T470 T470s T550 T560 T570 TP25
- Lenovo X Series X240 X240S X250 X260 X270
- Lenovo Z Series Z50 Z50-70 Z50-75
- Lenovo E Series E431 E440 E450 E455 E460 E465 E470 E475 E531 E540 E550 E550c E555 E560 E565 E570 E575
- Lenovo L Series L440 L450 L460 L470 L540 L560 L570
- Lenovo B Series B40-30 B50-30 B50-35 B50-70 B5400
- Lenovo S Series S431 S440 S531 S540
- Lenovo P40 Yoga P50S P51S W550S HELIX Edge 2 S41-70 IdeaPad 300
- Lenovo Flex 2 Flex 3 Flex 14
- Lenovo G Series G50 G50-45 G51-35 G500
- P/N: PA-1650-72 PA-1650-37LC ADP-65FD B 45N0292 0B47030 45N0256 888014997 42T5004 54Y8868 4X20E53336 0A36258 36200251 ADLX45DLC2A ADLX45NDC2A ADLX65NDC2A ADLX65NLC2A ADLX65NLC3A ADLX65NDC3A ADLX65NDT3A ADLX65NDC3 ADLX65NCC2A ADLX65SLC2A 36200249 36200288 36200253 36200292 0A36271 45N0321 45N0322 45N0313 45N0314 0C19868 0B47455
Lenovo 65w USB Type C Ac Adapter 4X20M26268 With 2 Prong Power Cord Included, Black In The Original Retail Packaging.
- Lenovo Retail Packaged And Factory Sealed Item , Lenovo Part Number 4X20M26268.
- Genuine Lenovo 65w USB Type C AC Adapter (p/n = 4x20m26268) Includes The USA 110V 2 Prong Wall Cord / Power Cord For The USA.
- This Item is Only Used In Select Lenovo Notebooks And Tablets That Have A USB Type C Connection Type.
- Lenovo Model Numbers Are Suffix Specific, The X1 Carbon 5th And 6th Generations Use This Item But All Other X1 Carbon Models Do Not Use This Item. The P51s Uses This Item But The P50 And P51 Does Not Use This Item.
- Please Be Sure To Check Compatibility Before Ordering. Full Compatibility Is Listed Within The Description For This Item.
This Lenovo 65W Standard AC Adapter (USB Type-C) Power Adapter offers fast, efficient charging at home, in the office, or on the go. This power adapter is compatible with ThinkPad USB-C enabled Notebook and Tablet.
Lenovo USB-C 65W Standard AC Adapter for Lenovo Yoga C930-13, Yoga S730-13, Yoga 920-13, Yoga 730-13, IdeaPad 730s-13, GX20P92530
- Lenovo AC adapter offers Fast and efficient charging. Keep one in the office, one at home, and another in your carrying case for convenient access to power.
- Just Plug it into an available outlet to deliver AC power to the compatible Lenovo nbs listed below and to recharge the system battery.
- Lenovo AC adapters are compact, energy efficient and backed by a 1 year Warranty.
- Other Electrical Specifications- AC Input- 100-240V ~ 1.5A 50-60Hz DC Output- 20V 3.25A
Lenovo AC adapter offers fast and efficient charging. Keep one in the office, one at home, and another in your carrying case for convenient access to power.
LENOVO Laptop Charger Slim 45W watt AC Power Adapter for Lenovo ThinkPad X Series X230s X240s X250 X260 X270,X1 Yoga,X Carbon 1st 2nd 3rd 4th Generation
- New Genuine Original Lenovo AC Adapter with non-retail packaging,Power cord 1 Meter
- Output: 20V-2.25A, 45W Slim Square tip
- Compatible SKU or DP/N: SA10M42529/01FR035/SA10E75791/00HM613
- Compatible Factory Model: ADLX45DLC3A/ADLX45NCC3A/ADLX45NDC3A
- Compatible Computer Model: ThinkPad E-series,E431,E440,E450,450C,E460,E465,E470,E470C,E475,E531,E540,E550,E550C,E555,E560,E565,E570,E570C,E700C,E575,E455,560P,E40-80,E41-80///ThinkPad X-series,X230,X240,X240s,X250,X260,X270,X1 yoga, X Carbon 1st genration,X Carbon 2nd genration,X Carbon 3rd genration,X Carbon 4th genration///ThinkPad T-series,T440,T440s,T450,T450s,T510,T460,T470,T470s
First
New Genuine Original Lenovo AC Adapter with non-retail packaging,Power cord 1 Meter
Second
Output: 20V-2.25A, 45W Slim Square tip
Third
Compatible SKU or DP/N: SA10M42529/01FR035/SA10E75791/00HM613
Fourth
Compatible Factory Model: ADLX45DLC3A/ADLX45NCC3A
Fifth
Compatible Computer Model:
ThinkPad E-series
E431,E440,E450,450C,E460,E465,E470,E470C,E475,E531,E540,E550,E550C,E555,E560,E565,E570,E570C,E700C,E575,E455,560P,E40-80,E41-80
ThinkPad X-series
X230,X240,X240s,X250,X260,X270,X1 yoga, X Carbon 1st genration,X Carbon 2nd genration,X Carbon 3rd genration,X Carbon 4th genration
ThinkPad T-series
T440,T440s,T450,T450s,T510,T460,T470,T470s
ThinkPad L-series
L440,L450,L460,L470,L540,L550,L560,L570
ThinkPad S-series
S2
Lenovo S-series
S3 yoga,S5 yoga,S1 yoga,S431,S440,S531,S540
Lenovo P-series
P40,P50s,P51s
Lenovo Yoga Series
Yoga 500-14,Yoga 2,Yoga 2 Pro,S3 Yoga,S5 Yoga,S1 Yoga,Yoga13,Yoga 11s,Yoga 2-13,Yoga 2 Pro
Lenovo Flex Series
Flex3-1435,Flex3-1480,Flex3-1580
65W 20V 3.25A Laptop Charger USB Tip for Lenovo Thinkpad E440 E450 E550 E560 T430 T440 T440S T440P T450 T460 T460S T540P T560,Lenovo Yoga 13 Yoga 11S Yoga 2 Z505 Z580
- !!!!!!Note: our company guarantees 100% brand new product quality, 12 months warranty service, but can not control the quality of other suppliers.So, when you buy a product, please confirm whether it is from JEIBAO, thank you for your support.
- Input: 100-240V 50-60Hz Output: 20V 3.25A 65W Inner diameter :Yellowe USB Tip(ref to the picture)
- Fit laptop models:Lenovo Thinkpad G50-45 G50-70 G50-80 Z50 Z50-70 Z50-75,Lenovo Ideapad Yoga S1, 2, 11, 11s, 13, 2 Pro
- Flex 2, 3, 14, 15, 15D
- Package: 1x Ac adapter & 1x Ac power cable CE-/FCC-/RoHS-Certified for safety
- Features 100% Brand Replacement New adapter , with 1 year warranty(full refund in 3 months and free replacement in 12 months)
♣Compatible Models
Lenovo Ideapad Yoga S1, 2, 11, 11s, 13, 2 Pro; Flex 2, 3, 14, 15, 15D
Lenovo Y40 Y40-70 Y40-80
Lenovo Edge 2 15 1580
Lenovo B40 B50 B40-80 B50-30 B50-45 B50-70 B50-80
Lenovo ThinkPad X1 Tablet Carbon Yoga charger
Lenovo Chromebook N20 N20p 11e X150E
Lenovo Z40 Z50 Z70 Z40-70 Z40-75 Z50-30 Z50-70 Z70-80
Lenovo G40 G50 G70 G40-30 G40-45 G40-70 G40-80 G50-30 G50-45 G50-70 G50-75 G50-80 G70-35 G70-80
Lenovo G400 G400S G405S G410 G410S G490 G500 G500S G505 G505S G510 G510S S410P
Lenovo Ideapad : 500 500S S210 S500 S510P U430 U430P U530 Z410 Z505 Z510 Z710 Z580 S405 S410 S410P S500 K2450 K4450 K4350 K4350A V4400U
Lenovo Thinkpad : X240 X240S X300S X301S S230U S431 T430 T431S T440 T440P T440S T450 T450s T460 T460S T540P T550 T560 L440 L450 L540 T540P E431 E440 E450 E455 E460 E465 E531 E540 E550 E555 E560 E565
♣Compatible Part Numbers :
0A36258 0B47455 0C19868 36200249 36200288 36200253 36200292 0A36271 36200251
45N0251 45N0321 45N0322 45N0313 45N0314
ADLX65NLC3A ADLX65NDT3A ADLX65NDC3 ADLX65SLC2A PA-1650-72
New Lenovo ThinkPad Laptop Charger 65W watt USB Type C(USB-C) AC Power Adapter for X1 Carbon 2017 2018,T580 E580 X280 E485 A485 T480S,Yoga 920 720 730 L380,New S1 S2 2018, L480 L580,ADLX65YDC2A
- Make sure this fits by entering your model number.
- 100-240V 50-60Hz Output:65W Max Connector size:Type C/USB C
- the charger comes with the US 3 Prong POWER CABLE
- Compatible With The Following Lenovo Models That have and Use USB Type C
- Lenovo V320 , ThinkPad A275, ThinkPad 475, ThinkPad E480, ThinkPad E580, ThinkPad L380 , ThinkPad L480 , ThinkPad L580 , ThinkPad P51s , ThinkPad P52s , ThinkPad T470 , ThinkPad T470s , ThinkPad T480 , ThinkPad T480s , ThinkPad T570 , ThinkPad T580 , ThinkPad TP25 , ThinkPad 11e 2nd gen , ThinkPad 13 2nd gen, ThinkPad ThinkPad 13 2nd gen , ThinkPad 2nd gen-ThinkPad Yoga 370 , ThinkPad X1 Carbon 5th Generation
- ThinkPad -X1 Carbon 6th Generation, ThinkPad 2nd gen-X1 Yoga , ThinkPad 2nd gen-X1 Yoga 3rd Generation, ThinkPad 2nd gen-X270 , ThinkPad 2nd gen-X280 , ThinkPad 2nd gen-X380 Yoga, ThinkPad X1 Tablet-ThinkPad X1 Tablet Gen 3. The P51S uses this item but the P50 and P51 does not
- 100% Compatible with P/N: ADLX65YLC3A, SA10M13945, 01FR024, PA-1650-46
Make sure this fits by entering your model number.
100-240V 50-60Hz Output:65W Max Connector size:Type C/USB C ;the charger comes with the US 3 Prong POWER CABLE
Compatible With The Following Lenovo Models That have and Use USB Type C ; Lenovo V320 , ThinkPad A275, ThinkPad 475, ThinkPad E480, ThinkPad E580, ThinkPad L380 , ThinkPad L480 , ThinkPad L580 , ThinkPad P51s , ThinkPad P52s , ThinkPad T470 , ThinkPad T470s , ThinkPad T480 , ThinkPad T480s , ThinkPad T570 , ThinkPad T580 , ThinkPad TP25 , ThinkPad 11e 2nd gen , ThinkPad 13 2nd gen, ThinkPad ThinkPad 13 2nd gen , ThinkPad 2nd gen-ThinkPad Yoga 370 , ThinkPad X1 Carbon 5th Generation
ThinkPad -X1 Carbon 6th Generation, ThinkPad 2nd gen-X1 Yoga , ThinkPad 2nd gen-X1 Yoga 3rd Generation, ThinkPad 2nd gen-X270 , ThinkPad 2nd gen-X280 , ThinkPad 2nd gen-X380 Yoga, ThinkPad X1 Tablet-ThinkPad X1 Tablet Gen 3. The P51S uses this item but the P50 and P51 does not
100% Compatible with P/N: ADLX65YLC3A, SA10M13945, 01FR024, PA-1650-46
Conclusion
By our suggestions above, we hope that you can found Lenovo Thinkpad Helix Charger Cord Micro Usb for you.Please don’t forget to share your experience by comment in this post. Thank you!
Our Promise to Readers
We keep receiving tons of questions of readers who are going to buy Lenovo Thinkpad Helix Charger Cord Micro Usb, eg:
- What are Top 10 Lenovo Thinkpad Helix Charger Cord Micro Usb for 2020, for 2019, for 2018 or even 2017 (old models)?
- What is Top 10 Lenovo Thinkpad Helix Charger Cord Micro Usb to buy?
- What are Top Rated Lenovo Thinkpad Helix Charger Cord Micro Usb to buy on the market?
- or even What is Top 10 affordable (best budget, best cheap or even best expensive!!!) Lenovo Thinkpad Helix Charger Cord Micro Usb?…
- All of these above questions make you crazy whenever coming up with them. We know your feelings because we used to be in this weird situation when searching for Lenovo Thinkpad Helix Charger Cord Micro Usb.
- Before deciding to buy any Lenovo Thinkpad Helix Charger Cord Micro Usb, make sure you research and read carefully the buying guide somewhere else from trusted sources. We will not repeat it here to save your time.
- You will know how you should choose Lenovo Thinkpad Helix Charger Cord Micro Usb and What you should consider when buying the Lenovo Thinkpad Helix Charger Cord Micro Usb and Where to Buy or Purchase the Lenovo Thinkpad Helix Charger Cord Micro Usb. Just consider our rankings above as a suggestion. The final choice is yours.
- That’s why we use Big Data and AI to solve the issue. We use our own invented, special algorithms to generate lists of Top 10 brands and give them our own Scores to rank them from 1st to 10th.
- You could see the top 10 Lenovo Thinkpad Helix Charger Cord Micro Usb of 2020 above. The lists of best products are updated regularly, so you can be sure that the information provided is up-to-date.
- You may read more about us to know what we have achieved so far. Don’t hesitate to contact us if something’s wrong or mislead information about Lenovo Thinkpad Helix Charger Cord Micro Usb.