POWER BANK DUAL USB 5V 1A 2.1A MOBILE 18650 BATTERY CHARGER PCB POWER MODULE ACCESSORIES NO LCD

Power has designs of overcharge, overdischarge, short circuit protection, does not need to worry about the time of charging. Intelligent Output.When equipment is fully charged, it will stop charging automatically to prevent from overcharging. Power has multipke safe designs.Output voltage and current is stable, never to damage user's device. Operating temperature range is wide (-20 Clecius—50 Clecius),can provide over tmperature protection Function Feature: with a hightlight LED lamp (long press or double click power key can start). Electricity Quantity Display:4 class LED light display electricity quantity, non-operating state will be intelligently off.