Features: The CD100s is a "new generation" split-trigger smart wireless door detector with a sophisticated appearance. It adopts imported micro-power dedicated chip, program control, stable performance and long battery life. Imported F113 transmitter chip Strong anti-interference ability Built-in antenna, transmission distance up to 150 meters, easy to install, and tamper-proof function. Universal 7th battery can be purchased anywhere. At the same time, to prevent collision caused by the switch door, there is a battery slot. A variety of home decoration styles, is the top choice for home security. The wireless door detector detects whether the door, window, drawer, etc. are illegally opened, and is mainly used in conjunction with the "alarm host". When the host is out armed, when the door, window, or illegally opened, the wireless door detector sends an alarm signal to the "alarm" and the host issues an alarm. The wireless door detector wireless signal transmits 200-300 meters between the open space and the host. Ultra-low-power program control processing technology; universal type (1A 23A12V battery is not included), easy to purchase, battery for more than 1 year. Automatic status report, door and window are not closed timing report, tamper alarm. Built-in antenna design, beautiful and refined. Specifications: Condition: Brand New Material: ABS Color: White Name: CD100s Brand: CIGNA Wireless transmission frequency; 433.92/868.4; Wireless transmission distance: 150m; Transmission method: wireless transmission; Alarm output: alarm report, tamper report, Working voltage: 3V Wireless transmission distance: ≥150 meters (open space); Transmission frequency: 433.92MH Launch agreement: 1527; Quiescent current: ≤ 2μA; Emission current: ≤15mA; Working environment: -10 ° C -50 ° C (14 ° F - 122 ° F); Tamper switch: normally closed; Packing size: 9.3*5.5*3CM Weight: Approx.43g/1.5oz Package List: 1 * Door Magnetic Detector(Battery is not included) 2 * Stickers 1 * Manua 1、The CD100s is a "new generation" split-trigger smart wireless door detector with a sophisticated appearance. 2、It adopts imported micro-power dedicated chip, program control, stable performance and long battery life. 3、Universal 7th battery can be purchased anywhere. At the same time, to prevent collision caused by the switch door, there is a battery slot. 4、The wireless door detector detects whether the door, window, drawer, etc. are illegally opened, and is mainly used in conjunction with the "alarm host". 5、Ultra-low-power program control processing technology; universal type (1A 23A12V battery is not included), easy to purchase, battery for more than 1 year.