The powerful lithium-ion rechargeable battery is ready to operate at all times and can be removed and recharged * LEDs on the control unit show when the battery needs to be recharged or when there is a blockage * In winter, the Hose Box can be taken by the ergonomically-shaped handle and effortlessly removed from the wall bracket for frost-protected storage * After use of the Hose Box, the connecting hose can be easily attached to the anti-drip device, thus preventing dripping of water from the hose * Wall bracket, screws, wall plugs are all included