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 a remote or existing control unit. These remote controls are thin, lightweight and sturdy in design, with a long battery life, which is typically two years. The 432EV Slimline 433Mhz Dual Channel Keyfob remote control allows you to control two 433Mhz receivers separately, so you can open your garage door with one button and your electric door with the other. Compatible with the following 433Mhz models: TOP432M, TOP432S, TOP432EE, TOP432NA, SA. Supplied with two CR2016 lithium batteries installed and programming instructions. Dimensions: 69 x 12 x 32 mm. Number of channels: 2 Frequency: 433.92 MHz 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 Power supply Battery Receiver function Number of channels 2 channels