Lezyne mini drive xl rechargeable battery 600mah battery for lezyne mini drive xl lights replacement high quality lezyne branded li ion battery to fit mini drive xl lights only the infinite light feature on the mini drive led allows you to swap out batteries carry a spare battery and have the confidence to extend your night ride type lir 123a 600mah 36v 2 amp protected also fits 2011 mini drive led lights comes as part of the xl loaded box sets