5V Step-Up Power Module Lithium Battery Charging Board Boost Converter LED Display Usb For DIY Charger

$45 $59.85
1. Input voltage: 3. 7V~5. 5V. 2. Charging current: 1a(max). 3. Output current: 1a(max). 4. Output voltage: 5v. 5. Bat discharging stop voltage: 2. 9V. 6. Discharging efficiency: 85 percent (input 3. 7V output 5v/1a). Features – 1. Charging and discharging indication. 2. Internally installed charging and discharging power MOS . 3. Pre-set 4. 2V charging voltage, precision ±1 percent. 4. Max 8ua standby current Wide Usage: Applicable to manifold batteries such as Polymer, 18650 Lithium, Mobile Phone and Tablet Battery Integrated protect functions: Output overvoltage, overload, short circuit, over-charge/discharge protections. Temperature control and over-temperature protection Input Voltage: 3.7V-5.5V. Output Voltage and Current: 5V 1A
Charging Board

Charging Board