LiFePO4 3.6V Charger & Booster DC 3.2V to 5V 9V 12V Step-up Converter UPS DIY Board for Arduino ESP32 ESP8266 WiFi IOT (5PCS Output 5V)

3.2V LiFePO4 Battery Charge and Discharger(boost) modulesCharging Function:Charge voltage : DC 4V-6V(Recommend DC 5V)Charging current : 0-1AFull charge voltage : 3.6V+-1.5%.Led indicator : ''OK'' LED is fully charged OR battery failure status indicator;''CR'' LED is charge status indicatorDischarge Function (boost):(Boost in)Discharge current : 0-1A;(Boost in)Discharge quiescent current : 450uA(Boost in)Discharge conversion efficiency : 78%-90%(Boost out)Output current : 0-1A(5V),0-0.45A(9V),0-0.32A(12V);Operating ambient temperature : -40° to +85°Storage temperature : -65° to +125°Small Size : 35.4*11*3.6MMLight weight : 1.6gCharging Features:Complete Charge Management for Single Cell LiFePO4 BatteryPrecharge Conditioning for Reviving Deeply Discharged Cells and Minimizing Heat Dissipation During Initial Stage of ChargeConstant-Current/Constant-Voltage/Constant Temperature Operation with Thermal Regulation to Maximize Charge Rate Without Risk of Overheating.Automatic Low-Power Sleep Mode When Input Supply Voltage is RemovedC/10 Charge TerminationAutomatic RechargeBattery Temperature SensingDischarge Protection(boost):Over current protection(OCP)Over voltage protection(OVP)Short circuit protection(SCP)Over temperature protection(OTP)How to use:1 Connect 3.2V LiFePO4 battery2 Connect DC 5V power supply to fully charge the battery3 Connect load to dischargeNote :1 There is no voltage output without battery2 Please fully charge the battery before connecting the output load3 When the charge/discharge current exceeds 50%, the module will heat up. Please increase the heat dissipation.Applications:3.2V Battery powered equipment1S LiFePO4 Battery 18650 32700UPS power supply equipment diySolar chargingMP3/MP4 playerAudio equipmentVideo equipmentPortable DevicesBluetooth/Wifi ApplicationsOpen Source Hardware(ESP32 ESP8266)Three wiring diagrams:Wiring Diagram 12 IN 1 Charger & Boost(UPS Function)Wiring Diagram 2Only ChargerWiring Diagram 3Only Discharge(Boost)

• Charge voltage : DC 4V-6V(Recommend DC 5V)
• Charging current : 0-1A
• Full charge voltage : 3.6V+-1.5%
• Led indicator : ''OK'' LED is fully charged OR battery failure status indicator
• Overcharge Protection: Built-in safety features prevent overcharging, ensuring optimal battery life and performance.