SRAM AXS batteries, chargers, and battery accessories for all SRAM, eTap, and RockShox AXS system components. FEATURES: Easy and fast charging for your SRAM batteries (battery sold separately) USB powered charger conneccts to any USB power source or A/C USB adaptor Battery charging takes up to 60 minutes to complete Charges batteries used on SRAM eTap AXS derailleurs, Eagle AXS derailleurs, RockShox Reverb AXS seatposts, and Flight Attendant suspension