Robust and ergonomic rig handle built in durable metal, with 1/4” and 3/8” inch threaded holes. Center of weight is kept central to the rig and to the camera. Removable 50W cartridge (4x 18650 Lityum batteries), dual voltage selector with OSD display of battery charge status for long lasting camera operations. With 50W of power, the Power Grip has more power than 3 Canon Lp-E6 batteries (Blackmagic Design BMPCC4K) or 3 Sony NP-FZ100 batteries (Sony A7 III). Easy to attach to any kind of rig or even directly to camera: Nato rail, 3 hole and single hole.