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.