Dual USB 18650 Battery Charger PCB Power Module 5V 1A 2.1A Mobile Power Bank Accessories for Phone DIY LED LCD Module Board

Features: Motherboard comes with protection function: Charging overcharge prot ection, over-discharge protection, overcurrent protection. Intelligent output device after charging full, automatically stop charging,to prevent mobile phones overcharge. output voltage and current stable,will not harm user devices.Specifications: Micro USB input: 5V 1A usB Output: 5v 2.1A/ 5V 1A(Dual USB interface)Charging display: intelligent digital display Batteries Type: liquid lithium-ion batteries (18650)