2 Buttons 50M EV1527 Coding Chip Wireless Remote Control / Transmitter (Model 0021040)

Product Description: Model No.: 0021040 (XA-2L) With Sliding Cover: Slide up when it doesn’t work (to protect the button). Slide down the button will appear. Shell Color：Black Channel/Button: 2 Button Symbol: A, B Operating Voltage: 12V (1 x 27A -12V battery, can be used for 12 months) Operating Current: 4mA Operating Frequency: 433Mhz Encoding Chip: EV1527 Encoding Type: Learning code (up to 1 million codes, reducing code collision and unauthorized code scanning possibilities.) Transmitting Distance: 50m / 150ft (theoretically) The distance of 50m is a theoretical data, it shall be operated in an open ground, no barriers, no any interference. But in the practice, it will be hindered by trees, walls or other constructions, and will be exposed to some interference by other signals. Therefore, the actual distance may or may not reach 50m. Modulation Mode: ASK Operating Temperature: -20 ° C to +70 ° C Unit Size: 55mm x 32mm x 15mm Weight: 30g Uses: garage doors, motorcycles, car alarm products, home security products, wireless remote control products, industrial control products.