Ecoyyzn Li‑ion Battery Charger Module Boost Charging Board Electronic Component DDTCCRUB 4S‑1A Charging Module Li‑ion Charger Board

Feature: 1. The switching frequency is up to 1MHz and the voltage loss is compensated in the quasi‑CV mode. 2. With automatic charging function of battery internal resistance and tracking resistance. 3. Protect battery voltage lower than input voltage and battery short circuit function. 4. Strong adaptability to input power limited drive capacity overvoltage protection battery. 5. Made of high-quality materials strong and durable has a long service life. Specification: Item Type: Li‑ion Battery Charger Module 4 Sections (4S) 16.8V Version: Input Voltage: DC 3‑ 6V (recommended DC 3.7V 5V) Input Current: 1A (1A version) Charging Voltage: 16.8V Charging Current: 0.28A (1A version) Package List: 1 x Li-ion Battery Charger Module