ITEM NAME:5V 2A Charge Discharge Boost Protection 3.7V 4.2V Battery Dc-Dc Diy Module Q8D2 5V 2A Charge Discharge Boost Protection 3.7V 4.2V Battery Dc-Dc Diy Module Q8D2 4 in 1 charge/Discharger(boost)/battery protection/Battery level indicator modules.Is a multifunctional 3.7V/4.2V mobile power module,4 in 1 Function: charge,discharge and battery protection.It is very suitable for DIY mobile power. In discharge mode(In the charging mode,the KEY function is invalid),the KEY Trigger once,turn on the output;Continuous trigger twice: turn off the output. If the output load current is less than 50MA, turn off the output after 30 seconds. If the output load current is greater than 50MA,continuous turn on the output This module is not suitable for uninterruptible power supply(ups). Charge voltage : DC 4.5V-5.5V(Recommend DC 5V) Charging current : 0-2.1A Charge quiescent current : 100uA Full charge voltage : 4.2V+-1%. Discharge current : 0-3.5A; Discharge quiescent current : 50uA Discharge conversion efficiency : maximum 96% Output voltage : 5V Output current : 0-2.1A; Operating ambient temperature : -20 ° to +85 ° Size : 26.7 x 18.1 x 5.7mm Weight : 1.9g Color: green Material: PC + metal Package contents: 1* mobile power DIY Module
