Features 1、Good Compatibility: This USB charging Converter is compatible with a wide range of RC racing drones and can convert the battery power to provide fast charging to various electronic devices. 2、Multiple Fast Charging Protocols Supported: This USB charging converter supports fast charging protocols such as for FCP, for SCP, for Qualcomm QC2.0, QC3.0, for Spreadtrum SFCP, for MKPE and so on. 3、Safety Protection Mechanism: With built in overvoltage, undervoltage, output overcurrent, overvoltage, undervoltage protection, short circuit protection, and whole machine overtemperature protection, this charging converter ensures the safety of both your battery and connected devices. 4、Compact And Lightweight: Made with a compact and lightweight design, this charging converter is easy to carry and perfect for going out, allowing convenient charging of your electronic devices wherever you are. 5、Excellent PCB Material: This USB charging converter is made of excellent quality PCB material, which is sturdy and wear resistant, not easy to be damaged and has a long service life. Specification Item Type: Drone Lithium Battery Charger Adapter Material: PCB Output Power: Maximum 45W (3.6A at 3V, 3.4A at 5V, 3A at 9V, 3A at 12V, 2.3A at 15V, 2.3A at 20V) Function: Input Overvoltage, Undervoltage Protection, Output Overcurrent, Overvoltage, Undervoltage, Short Circuit Protection, Over Temperature Protection for the Whole Machine. Package List 1 x Drone Lithium Battery Charger Adapter