Features 1、Built‑in output anti‑backflow function, no need to add anti‑backflow diode when charging the battery. 2、Power module has input undervoltage protection function, stable and safe performance. 3、Using excellent manufacturing technology, it is not easy to weld, and the voltage is boosted and reduced to a stable regulated output. 4、Suitable for scenarios such as limiting output current, constant current driving, battery charging, etc. 5、5‑30V input voltage, 0.5‑30V output voltage, 3A output current, 35W output power, 180KHZ operating frequency. Specification Item Type: Power Module Material: PCB Output Current: 3A Output Power: 35W Conversion Efficiency: About 88% Short Circuit Protection: Have Working Frequency: 180KHZ Applicable Scenarios: Used to Limit Output Current, Constant Current Drive, Battery Charging, Etc. Package List 1 x Step-Down Power Module 1 x Heating Panel