RideKick: add electric power to YOUR bike. Simple! Up to 20mph. Electric bike conversion kit trailer with motor and battery. Headquarters in Colorado. Mountain, commuter, cargo, trike, or any bike. FUN: Pushes your bike up to 19 Mph with control of a variable speed throttle. Cruise over hills with ease. QUICK TO ATTACH: Clicks on or off your bike in 15 seconds. Original installation takes 10-15 minutes. SECURE CARGO AREA: room for 75 lbs of cargo in the weather resistant storage case; safe with combination lock. CABLE LOCKABLE: Lock it up with the Steel Security Loop on the hitch arm. BATTERY: trailer carries the basic 10 mile battery. Easy to use 2 basic batteries or upgrade to Lithium for extended range. Recharge in 3 hours. SAFE & STABLE: designed for a natural feel; like someone is helping you pedal. Smooth and stable in turns.