This listing is for a replacement battery charger for a Rotary Shockwave lift. 24 volt 8 amp output. 100 to 240 volt input. It is the same brand (Mean Well) as the original charger from Rotary but this is the upgraded model. Sealed case without the fan. It connects to the same power cord and has the same battery connection and will fit in the housing for the old charger. Same as the MCH13 Shockwave Battery charger. Replaces the Mean Well PB-230-24AD1 found on Models SL210U10G0 and others. Also Replaces the FA966-63BL Shockwave Battery Charger. Replaces FA966-63BK, FA7958-11, FA7958-43, FA7958-47, AND FA7958-48.