There is a real battery grip. I have the RP and I added this one to hold 2 batteries. Neewer Vertical Battery Grip with Battery Holder Compatible with Canon EOS RP DSLR Camera, Work with 1 or 2 Pieces Canon LP-E17 Battery (Battery Not Included) https://www.amazon.com/dp/B086MFQCY6/ref=cm_sw_r_apan_i_D6A29MG5B6XTSMGMTGNW