This is a 3-pack of CAME TOP432EV remote controls. The CAME Top Series of 433.92MHz radio remote controls are designed for residential and commercial gate automation systems. The unit is supplied with instructions for programming, which can be completed in less than 30 seconds. It can be programmed from an existing remote control or from the command unit. The design is thin, light, and rugged, with a typical battery life of two years. The TOP-432EV Slimline 433MHz two-channel key fob provides individual remote control of two CAME TOP series 433MHz receivers, allowing control of two separate devices such as a garage door and an electric gate. Compatible with the following CAME 433MHz models: TOP432M, TOP432S, TOP432EE, TOP432NA, SA. Includes two pre-installed CR2016 lithium batteries and programming instructions. Dimensions: 69 x 12 x 32mm. Technical specifications: Channels: 2. Frequency: 433.92 MHz. Code type: fixed. Range: 50 - 150 m. Power supply: 2 x 3V CR2016 lithium batteries. Operating temperature: -20°C to +55°C. Dimensions: 68 x 32 x 13 mm. Weight: 16 g. Condition: New. Origin: China.