Improved and detachable bike rack for convenient charging of bicycles. The bike rack can be easily and flatly folded, making it simple to store and fit in the trunk of most vehicles. A practical folding mechanism with a foot pedal allows easy access to the trunk, even with bikes on the rack. The adjustable one-hand coupling can be closed with minimal effort, making the installation of the rack straightforward. The bikes can be attached to the rack, and the rack to the vehicle. Long rim hold straps with a ratchet function enable easy securing of the wheels.