Dual USB 3.7v to 5V 2A Mobile power bank charging module With Lcd Display DIY 18650 Lithium Battery with LED. This is the mobile power module Accessories, 18650 Circuit board shell. Meet the individual needs of your DIY, but you must understand basic electronic assembly. Specification of Dual USB 5V 2A Power Bank Kit With LCD Display Module For 18650: Input port: Micro USB Output port: USB Input Voltage (V):3.7 ~ 5 Output 1:5V/1A Output 2:5V/2A Charging display: intelligent digital display Batteries Type: liquid lithium-ion batteries (18650) Product Size: 57mm x 28mm Screen size:27mm x 17mm Feature of Dual USB Digital LCD Power Bank Kit Module For 18650 Battery: The motherboard comes with protection functions: Charging overcharge protection, over-discharge protection, overcurrent protection. Intelligent output device after charging full, automatically stop charging, to prevent mobile phones overcharge. Output voltage and current stability, will not harm user devices. Package Include: 1 x Dual USB 5V 2A Power Bank Kit With LCD Display Module In Pakistan