Scope:
Use 1: laptop battery for the core, high-grade flashlight, mobile power, electronic cigarette, scanner, credit card POS machines.
Usage 2: PHS telephones, walkie-talkie, Bluetooth stereo, portable fax machines, printers, digital cameras, camcorders.

Usage 3: Portable DVD, VCD, electric power motorcycles, electric bicycles power drill, planer, medical equipment, etc.

Warnings: 
-Do not overdischarge/overcharge 
-Recharge drained batteries ASAP 
-Do not short circuit 
-Do not dispose of in fire 

-Do not expose to extreme heat or water

-Please be familiar with handling lithium-ion batteries before purchase.