Best pen charger usb for 2020

Finding the best pen charger usb suitable for your needs isnt easy. With hundreds of choices can distract you. Knowing whats bad and whats good can be something of a minefield. In this article, weve done the hard work for you.

Best pen charger usb

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Best pen charger usb reviews

1. [Upgrade Version] USB Smart Charger with Over-Charge Protection and Over-Voltage Protection- 2 Pack

Feature

WARRANTY ONLY Hofaster can provide 45 day refund, 12-month worry-free warranty. Professional after-sales team provides free life-time technical support. You can apply for service support with your order ID at any time.
UNIVERSAL 510 THREAD Compatible with all 510-thread high capacity batteries. With the convex design, the upgrade version can be compatible with much more 510-thread devices than previous version.
ULTRA-SAFE & SMART Built-in IC-3540 with Over-Voltage Protection, Over-Current Protection, Over-Charge Protection and Short-Circuit Protection to ensure safely charge. After fully charged, it will quit charging automatically.
BETTER HEAT DISSIPATION Boasting high quality PCB and larger size, ensures better heat dissipation and longer life span. In this marketplace, the upgrade version 510-thread charger could be the best USB charger for all 510 threaded devices.
Package List 1* 510-Thread USB Charger Cable, 1 * Cordless USB Charger. Warm Tips: The input Voltage/Current are not allow to exceed 5V/1A, which means you can't use fast charger to power it.

Description

Hofaster
[Upgrade Version] 510-Thread USB Smart Charger

Key Features
Universal 510 Thread with Convex Design.
IC-3540 Power Protection ensures Ultra-Safe and Smart.
High-Quality PCB and Large Size ensures Better Heat Dissipation.

Warranty
Only Hofaster can provide 45 Day Refund, 12-Month Worry-Free Warranty.
Professional After-Sales Team provides Free Lifetime Technical Support.
You Can Apply for Service Support with Your Order ID at Any Time.

Specifications
Input: DC 5V/500mA
Output: DC 4.2V/420mA

Package List
1 x Cordless USB Charger
1x 510-Thread USB Charger Cable

2. Sliversorrtery 5PCS Durable 510-Thread USB Smart Charger Adapter Converter with Over-Charge Protection

Feature

Made of high-quality material, durable, firm and stable for us to use.
Built in IC for charging protection and efficiency. LED: Red for Charging, Green for Full Charged.
Built in over voltage, over current, over charge protection and short circuit protection to ensure safely charge. After fully charged, it will quit charging automatically.
Compatible with all eGo series and other 510-thread high capacity batteries. With the convex design, the upgrade version can be compatible with much more 510-thread devices than previous version.
510-Thread USB Charger only, other accessories demo in the picture is not included!

Description

Description:
100% brand new and high quality.
Feature:
Made of high-quality material, durable, firm and stable for us to use.
Built in IC for charging protection and efficiency. LED: Red for Charging, Green for Full Charged.
Built in over voltage, over current, over charge protection and short circuit protection to ensure safely charge. After fully charged, it will quit charging automatically.
Compatible with all eGo series and other 510-thread high capacity batteries. With the convex design, the upgrade version can be compatible with much more 510-thread devices than previous version.
510-Thread USB Charger only, other accessories demo in the picture is not included
Specifications:
Item Type: 510-Thread USB Charger
Material: ABS
Size: 50x20x10mm/1.9x0.7x0.3in
Color: Black
Quantity: 5PCS
Note:
No retail package.
Transition: 1cm=10mm=0.39inch
Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.
Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you
Package Includes:
5 x 510-Thread USB Charger

3. [Upgrade Version] USB Smart Charger with Over-Charge Protection and Over-Voltage Protection- 2 Pack

Feature

UNIVERSAL 510 THREADCompatible with 510 thread HIGH capacity batteries.
INDICATORRed indicator means your device is charing, and green indicator means your device is fully charge
Convenience:Universal Equipment Port,USB charge, portable power, computer/laptop usb port and so on.
Good QualityWire material selected PVC material, soft and durableStandard USB interface, neat workmanship, excellent contact with pure copper, finely crafted high quality.
After-sales service:One year warrantyWe offer a one-year warranty service, and you can contact us with any questions about the use of the products.

4. [Upgrade Version] 510-Thread USB Smart Charger Over-Charge Protection, Compatible with Standard 510 Threaded Devices (2 Pack) (Black)

Feature

Applicable Product And Application Range: Compatible with all 510-threaded devices, it can be connected to desktop computer, tablet, car charger and other USB ports for charging at any time. It can be used in various scenarios for your convenience.
UNIVERSAL 510 THREAD Compatible with all 510-thread high capacity batteries. With the convex design, the upgrade version can be compatible with much more 510-thread devices than previous version.
Product Specifications: Input Voltage 5V/500mA, Output Voltage 4.2V/420mA. Height is 1.8 inches, width is 0.75 inches, thickness is 0.5 inches, very easy to carry. There are two color indicators, when your device is fully charged, the USB line indicator changes from red to green, indicating that your device is fully charged.
ULTRA-SAFE & SMARTBuilt-in Over-Voltage Protection, Over-Current Protection, Over-Charge Protection and Short-Circuit Protection to ensure safely charge. After fully charged, it will quit charging automatically.
WARRANTY We can provide 45 day refund, 12-month worry-free warranty. Professional after-sales team provides free life-time technical support. You can apply for service support with your order ID at any time.

Description

510-Thread USB Smart Charger Over-Charge Protection, Compatible with Standard 510 Threaded Devices (2 Pack) (Black) USB Charger Cable

5. 510-Thread USB Smart Charger Over-Charge Protection, Compatible with Standard 510 Threaded Devices (2 Pack) (Black) USB Charger Cable

Feature

Applicable Product And Application Range: Compatible with all 510-threaded devices, it can be connected to desktop computer, tablet, car charger and other USB ports for charging at any time. It can be used in various scenarios for your convenience.
UNIVERSAL 510 THREAD Compatible with all 510-thread high capacity batteries. With the convex design, the upgrade version can be compatible with much more 510-thread devices than previous version.
Product Specifications: Input Voltage 5V/500mA, Output Voltage 4.2V/420mA. Height is 1.8 inches, width is 0.75 inches, thickness is 0.5 inches, very easy to carry. There are two color indicators, when your device is fully charged, the USB line indicator changes from red to green, indicating that your device is fully charged.
ULTRA-SAFE & SMARTBuilt-in Over-Voltage Protection, Over-Current Protection, Over-Charge Protection and Short-Circuit Protection to ensure safely charge. After fully charged, it will quit charging automatically.
WARRANTY We can provide 45 day refund, 12-month worry-free warranty. Professional after-sales team provides free life-time technical support. You can apply for service support with your order ID at any time.

6. 510-Thread USB Smart Charger Over-Charge Protection, Compatible with Standard 510 Threaded Devices (2 Pack) (Black and White)

Feature

Applicable Product And Application Range: Compatible with all 510-threaded devices, it can be connected to desktop computer, tablet, car charger and other USB ports for charging at any time. It can be used in various scenarios for your convenience.
Smart And Secure: Safety guarantee, with overcharge protection circuit, built-in safety circuit, intelligent IC control, even if the power supply unexpectedly short circuit will not damage the equipment.
Product Specifications: Input Voltage 5V/500mA, Output Voltage 4.2V/420mA. Height is 1.8 inches, width is 0.75 inches, thickness is 0.5 inches, very easy to carry. There are two color indicators, when your device is fully charged, the USB line indicator changes from red to green, indicating that your device is fully charged.
ULTRA-SAFE & SMARTBuilt-in Over-Voltage Protection, Over-Current Protection, Over-Charge Protection and Short-Circuit Protection to ensure safely charge. After fully charged, it will quit charging automatically.
After-sales service:One year warrantyWe offer a one-year warranty service, and you can contact us with any questions about the use of the products.

Description

Input Voltage 5V/500mA, Output Voltage 4.2V/420mA. Height is 1.8 inches, width is 0.75 inches, thickness is 0.5 inches, very easy to carry. There are two color indicators, when your device is fully charged, the USB line indicator changes from red to green, indicating that your device is fully charged. Smart And Secure: Safety guarantee, with overcharge protection circuit, built-in safety circuit, intelligent IC control, even if the power supply unexpectedly short circuit will not damage the equipment.

7. IBERLS (2 Pack) USB Smart Charger for USB Adapter Devices with LED Indicator Light, Smart Over-Charge Protection Power Cord

Feature

Product speciflcationsInput: 5V,
Applicable productsSuitable for devices like USB port shape
With indication light Red light prompts charging, green light prompts full.
Excellent securityThis charger includes a built-in smart IC chip that is specifically designed to prevent overheating, over current, over voltage and short circuit problems. It detects problems early, and automatically shuts down charging to prevent fire or damage to your equipment.
More portableUSB Charger Cable fits for most of the USB charger devices, such as your PCs, laptop, mobile phone charger, car charger, power bank and more, It allows you to recharge at any time.

Description

IBERLS USB Charger Cable
Focus on high quality power supply manufacturers

Energy efficient
3 IC synchronous rectification Conversion efficiency greater than 80%,Achieve six energy efficiency

Excellent Security
Encountered over-current, over-voltage, overload, short circuit and other issues,Automatically enter the protection state,Protect product safety

Product parameters:
Input: 5 V
Quantity: 2 Pcs
Color: black

Compatibility:
Suitable for devices like USB port shape

Package Includes:

IBERLS USB Charger x2

Warranty Service: we have 30 days money back guarantee, 24 months exchange, If you have any concerns or questions, please feel free to contact us.

8. USB Smart Charger with Over-Charge Protection and Over-Voltage Protection- 3Pack

Feature

1. Universal 510 threads are compatible with all 510-thread high capacity batteries.
2, built-in IC-3540, with over-voltage protection, over-current protection, over-charge protection and short-circuit protection, to ensure safe charging. When fully charged, it will automatically exit charging.
3, better heat dissipation: high quality circuit board, large size, good heat dissipation and long service life.
4. Tips: The input voltage/current is not allowed to exceed 5V / 1A, which means you can't use the fast charger to power it.

Description

Specifications
Input: DC 5V/500mA
Output: DC 4.2V/420mA
Package List
3x 510-Thread USB Charger Cable

9. 510 Charger USB 510 Thread Smart Charger Over-Charge Protection, with LED Indicator Light Power, Compatible Standard 2-Pack

Feature

• PRODUCT SPECIFICTION: Input: 5V.

• UNIVERSAL 51O THR-EADCompatible with 510 thread HIGH capacity batteries.

Applicable products: Suitable for devices like USB port shape.

• CHARGING INDICATORRed indicator means your device is charging, and green indicator means your device is fully charged.

• SECURITY: This charger includes a built-in smart IC chip that is specifically designed to prevent overheating, over current, over voltage and short circuit problems. It detects problems early.

AFTER-SALES SERVICE: One year warrantyWe offer a one-year warranty service, and you can contact us with any questions about the use of the products.

Description

SUPPORT : Specifications

INPUT : DC 5V / 500mA

OUTPUT : DC 4.2V / 420mA

PACKAGE LIST :2 x 510 T- hread USB Charger Cable

INDICATOR: Red indicator means your device is charging, and green indicator means your device is fully charged.

SERVICE : 30-day free refund and a 18-month free replacement service.

10. IBERLS USB Smart Charger for USB Adapter Devices with LED Indicator Light, Smart Over-Charge Protection Power Cord (2 Pack)

Feature

Product speciflcationsInput: 5V,
Applicable productsSuitable for devices like USB port shape.
With indication light Red light prompts charging, green light prompts full.
Excellent securityThis charger includes a built-in smart IC chip that is specifically designed to prevent overheating, over current, over voltage and short circuit problems. It detects problems early, and automatically shuts down charging to prevent fire or damage to your equipment.
More portableUSB Charger Cable fits for most of the USB charger devices, such as your PCs, laptop, mobile phone charger, car charger, power bank and more, It allows you to recharge at any time.

Description

IBERLS USB Charger Cable
Focus on high quality power supply manufacturers

Energy efficient
3 IC synchronous rectification Conversion efficiency greater than 80%,Achieve six energy efficiency

Excellent Security
Encountered over-current, over-voltage, overload, short circuit and other issues,Automatically enter the protection state,Protect product safety

Product parameters:
Input: 5 V
Quantity: 2 Pcs
Color: black

Compatibility:
Suitable for devices like USB port shape

Package Includes:

IBERLS USB Charger x2

Warranty Service: we have 30 days money back guarantee, 24 months exchange, If you have any concerns or questions, please feel free to contact us.

Conclusion

All above are our suggestions for pen charger usb. This might not suit you, so we prefer that you read all detail information also customer reviews to choose yours. Please also help to share your experience when using pen charger usb with us by comment in this post. Thank you!