1Low Voltage Protection: Built in low voltage protection, if the battery voltage is lower than 14.4V, it will automatically shut down to ensure your device away from over power. 2Wide Compatibility: DC voltage converter for 20V MAX XR battery, for DCB203, DCB204, DCB206 (battery not included). 3High Conversion Efficiency: The DC voltage converter has a power conversion efficiency of up to 95%, and uses synchronous rectification technology to improve the conversion efficiency. 4ABS Shell: The DC voltage stabilizer is made of imported chips and wear resistant ABS plastic, with stable performance and safe use. 5Wide Application: Voltage converters are widely used in motors, dash cams, car trucks, vehicles, lights, displays, monitoring systems, solar panels and DIY, etc.