Mini Drive 400XL* Max 400 lumens / 20 hours of battery life in Femto mode * Machined aluminum constructionKTV Drive Pro* Max 150 lumens / 20 hours of battery life in Femto mode* Wide angle optics: 270° visibility* Unique design, aerodynamic and compatible with round seat posts* Integrated USB stick for cable-free charging* Daytime flashing mode* IPX7 waterproof standards* Battery capacity 650 mAh (front), 400 mAh (rear)