1、COMPATIBILITY: Battery adapter is suitable for BL1518,BL2018,18V lithium battery, for LB20, LBX20, LBXR20, LB2X2020, LB2X3020, LB2X4020, 20V(MAXIMUM) lithium battery; for PCC680L, PCC681L, PCC682L, PCC685L, 20V(MAXIMUM) lithium battery. To for Bosch BAT609, BAT610, BAT611, BAT612, BAT618, BAT618G, BAT619, BAT619G, BAT620 lithium battery. 2、EASY TO USE: The adapter is plug and play, straightforward to set up, and simple to operate. Share batteries among your wireless power tools. 3、ABS MATERIAL: Battery adapter is composed of premium ABS material, which is strong and durable, wear and scratch resistant, and guarantees a long service life. 4、TIGHT FIT: Battery adapter is professionally crafted to precisely match the size of the battery; Reliable and safe to use and won't fall off. 5、LIGHTWEIGHT: This battery converter is portable, small, lightweight, and comfortable to use. simple to carry and install.