The Napofix® CVR001 RF Remote Control & Wall Controller, included in every Electric Screens, allows for up&down screen control. Wall Controller convenient wiring simple to install. Shell made of fire-resistant and flame-retardant material, with heat dissipation holes at both ends, which can effectively receive signals without interference from the RF Remote Control up to 30m. This compact and comfortable in hand remote control, with stop function, has been coded and can be directly installed and used to forward and reverse the motor within a reliable distance, and wireless signals pass through walls, floors, and doors.