Shure SBC210LM - Portable Battery Charging Housing for SBC or SBM SeriesPerfect for the audio professional on the go, the SBC210LM is a compact, portable, standalone charging housing that works with your choice of SBM910, SBM920, SBM910M, or SBC AX battery charging modules. Simply choose the charging module that matches your Shure rechargeable batteries and install it into the SBC210LM (mounting screws included). With the SBC210LM, your Shure rechargeable batteries charge to 50% capacity within 1. 5 hours and full