The 433.92Mhz radio remote control is a high quality control solution for residential and commercial gate automation systems. The unit provides simple programming instructions in less than 30 seconds and is easily programmable from an existing remote or control unit. These remotes are slim, lightweight and stylish in design. robust, with a long battery life, which is typically two years. The 432EV Slimline 433Mhz Dual Channel Keyfob remote control allows two 433Mhz receivers to be controlled separately, so you can open your door from garage with one button and your electric door with the other. Compatible with the following 433Mhz models: TOP432M, TOP432S, TOP432EE, TOP432NA, SA. Supplied with two lithium batteries CR2016 installed and programming instructions. Dimensions: 69 x 12 x 32 mm. Number of channels: 2 Frequency: 433.92 MHz< /p> Code type: fixed Range: 50 - 150 m Power supply: 2 3 V CR2016 lithium batteries Operating temperature: -20 C + 55 C Dimensions: 68 x 32 x 13 mm Weight: 16 g Remote control type Remote control Garage door applications Battery power supply Receiver function Number of channels 2 channels