Wireless Keypad used for Automatic Door/garage door/swing gate /sliding gate opener Keypad Product description This is a dual channel transmitters that are activated only after having entered a Suitable combination. The units are designed for installation in indoor or outdoor locations that ensures the utmost security because the transmitted code is changed at each transmission session. The estimated transmission range is 200 m in open space and 35m indoors . The units are designed to ensure battery life equivalent to an estimated 2 years of oper-ation considering 10 transmissions/day. Specification Power:6Volt DC 2PCS CR2032 Li battery Battery life:2 years(4 times operation every day) Frequency:433.92MHz+/-75KHz Transmitter power:1Mw Data format:standard Work temp:-20~+55 centidegree Password number:0-8 Water proof level:1p54 Dimension:85*75*35mm Weight:150g SECIFICATIONS 1. Power supply: 12v-24v DC 2. Frequency: 433.92Mhz 3. Codes: can work with any fixed/learning/rolling codes 4. 2 channel 5. Maximum storage: 100 code