Jlevel FA021A-6801 trigger switch with 7.2~24V DC16 Amper capacity, compatible with some screwdrivers with Li-Ion batteries, like Parkside PABS 12 B2, Einhell TE-CD 12 Li with a short (~10 mm) reverse lever
Main button size ~17 * 27 mm
Body size ~22*29 mm