[Upgrade Version] 510-Thread USB Smart Charger Over-Charge Protection, Compatible Standard 510 Threaded Devices - 2 Pack

[Upgrade Version] 510-Thread USB Smart Charger Over-Charge Protection, Compatible Standard 510 Threaded Devices - 2 Pack

• █ UNIVERSAL 510 THREAD. Compatible with almost all the 510-thread HIGH capacity batteries.
• █ CONVEX THREAD DESIGN. With the Convex-Thread design, this upgrade version 510-thread charger can be compatible with much more 510-thread device than previous version.
• █ ULTRA-SAFE & SMART. Built-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.
• █ SPECIFICATIONS. 2-Pack, Input 5V/500mA, Output 4.2V/420mA. Warm Tips: The input Voltage/Current are not allow to exceed 5V/1A, which means you can not use fast charger to power it.
• █ WARRANTY. 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.

<b>LIELONGREN</b><br> <b>[Upgrade Version]</b> 510-Thread USB Smart Charger<br><br> <b>Key Features</b><br> Universal 510 Thread with Convex Design.<br> IC-3540 Power Protection ensures Ultra-Safe and Smart.<br> High Quality PCB and Large Size ensures Better Heat Dissipation.<br><br> <b>Warranty</b><br> ONLY IN HTDRAGON, 45 Day Refund, 12-Month Worry-Free Warranty.<br> Professional After-Sales Team provides Free Life-time Technical Support.<br> You Can Apply for Service Support with Your Order ID at Any Time.<br><br> <b>Specifications</b><br> Input: DC 5V/500mA<br> Output: DC 4.2V/420mA<br><br> <b>Package List</b><br> 2 x 510-Thread USB Charger<br> 1 x LIELONGREN Warranty Card<br>