1. Better in Design: The circuit adopts 3 ceramic capacitors and external expansion MOS tube, so the ripple is very low, only tens of millivolts.
2. Volt Stepping Up: This boost charging module can convert 1‑5V input into 5.1‑5.2V 1A‑1.5A output, and the conversion efficiency can get to 90%.
3. Stabler Charging: Quick in response, the lithium battery charger module ensures stable working performance, also has LED to show the status.
4. Include 4 Pieces: Comes with 4pcs step up charger module in the set, and the largely quantity will surely meet your needs for battery charging.
5. Easy to Install: Light in weight and compact in size as well, the boost charger board enables easy installation that can be quickly finished.

Specification:
Item Type: Battery Charger Module
Module Features: Non isolated boost module.
Input Voltage: 1-5V.
Output Voltage: 5.1~5.2V.
Output Current: Rated 1A~1.5A for single lithium battery input.
Conversion Efficiency: Up to 96%. The higher the input voltage, the higher the efficiency.
Switching Frequency: 500KHz.
Output Ripple: 30mV maximum under 20M bandwidth. Input 4V, output 5.1V 1A.
Voltage Indication: LED is on with load. And the LED indicator is off with input voltage lower than 2.7V.
Working Temperature: Industrial grade, -40℃ to +85℃.
Temperature Rise Under Full Load: 30℃.
Quiescent Current: 130uA.
Load Adjustment Rate: ± 1%.
Voltage Regulation Rate: ± 0.5%.
Dynamic Response Speed: 5% 200uS

Package List:
4 xBattery Charger Module

Note:
Please note that this product has no reverse connection protection.