5V2.1A Output UPS Power Supply DIY Charger Board Voltage Step up DCDC Converter Boost Module

Features: 100percent brand new and high quality. This is a 10W charge and discharge boost module. Designed with CR LED which is charge status indicator. Led indicator, OK LED is fully charged OR battery failure status indicator. Widely used for battery powered equipment,lithium batteries 18650 14500, UPS power supply DIY, solar charging, MP3MP4 players, audiovideo equipment, portable devices,Bluetooth applications. Specification: Charge voltage: DC5V(4.6V6.5V) Charging current: 01A Full charge voltage: 4.2V+2percent Discharge current: 03.5A Discharge quiescent current: 200uA Discharge conversion efficiency: 78percent 91percent Output current: 02.1A(5V) Operating ambient temperature : 40 degrees to +85 degrees Storage temperature: 65 degrees to +125 degrees Size: 28*18*6.3mm 1.1*0.7*0.2in Weight: 3g 0.1oz (approx.) Package list: 1 * Module Note : 1, This module without lithium battery overdischarge protection. 2, In order to achieve more than 5W, it is recommended to use two or more batteries in parallel. 100percent brand new and high quality. This is a 10W charge and discharge boost module. Designed with CR LED which is charge status indicator. Led indicator, OK LED is fully charged OR battery failure status indicator. Widely used for battery powered equipment,lithium batteries 18650 14500, UPS power supply DIY, solar charging, MP3MP4 players, audiovideo equipment, portable devices,Bluetooth applications.