1、CIRCUIT PROTECTION: The built in PCBA can better protect the circuit, with stable performance and help prolong the service life of the battery adapter. 2、BATTERY CONVERSION: Suitable for conversion between 18V slider lithium batteries, has strong compatibility, high efficiency conversion, less interference. 3、ABS SHELL: The cordless power tool adapter is made of ABS material, light in weight and good in toughness, not easy to deform or age. 4、CHARGING FUNCTION: The converter supports charging power tool batteries, the converter can be used to charge the battery on the for Bosch charger. 5、COMPACT SIZE: The lithium battery converter is compact in design, easy to install and disassemble, suitable for a wide range of applications.