Item Type: Lithium Ion Battery Adapter_x000D_ Material: ABS 1PROTECT CIRCUIT AND PROLONG LIFE: The built in PCBA can protect the circuit well and prolong the service life of the battery adapter, very reliable 2GREAT CONVERSION: This adapter can convert for Bosch 18V slider lithium battery to 18V 20V MAX slider lithium ion battery 3DURABLE ABS MATERIAL: The cordless power tool adapter is made of excellent ABS material, which is strong and durable 4COMPACT AND PORTABLE: Using professional compact design, easy to install, portable and easy to use 5STABLE AND DURABLE: Lithium ion battery adapter has stable structure, excellent performance and long service life1 x Lithium IonBatteryAdapter1. The converter does not support the ability to charge power tool batteries._x000D_ 2. Please separate from the battery if will not be used for a long time._x000D_ 3. Please note that the type and old type of this product will be sent randomly, and make sure you will not mind before ordering.