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Magnetic door and window opening detector. With their compact size, high-end sensors and wireless communication, Ajax DoorProtect detectors can protect doors and windows across several floors of a house or office.  Maximum performance Works up to 1,200 meters from Ajax Hub in open space or across several floors of a business center. Allows for connection to a third-party detector. Can be used with third-party security systems using the uartBridge and ocBridge Plus modules.  Protection from intruders and failure Uses authentication to protect against fraud. Tamper-resistant body. Response from detectors can be checked every 12-300 seconds (adjustable). Jamming detection, frequency-hopping. Uses an encrypted connection.  Smooth operation Uses British-made reed switches that can be toggled more than 1,000,000 times without failure. Two-way communication with Ajax Hub allows for periodic testing and customization. Saves energy by regulating power consumption based on the distance from Ajax Hub. Has a battery life of up to 7 years when pinging once per minute.  Simple professional-level installation No need to disassemble the body when installing using SmartBracket mounts. Uses powerful magnets that can be installed up to 2 cm from the main unit. The quality of the connection and detection area can be tested remotely. Connects to Ajax Hub with a single click.  Engineering masterpiece Its compact size and powerful magnet make Ajax DoorProtect the ideal detector to protect all types of doors and windows.  Technical specification Detector type: Wireless Mounting: Surface-mounted Distance to magnet: Up to 1 cm (0.4 in) (small magnet), up to 2 cm (0.8 in) (big magnet) Detecting element: Reed switch Use: Indoor Additional input to plug in the wire detectors: Available Tamper protection: Available Radio signal power: 20 mW Communication protocol: Jeweller (868.0-868.6 MHz) Maximum distance between detector and central unit: Up to 1,200 m (6562 ft) (in open area) Power supply: CR123A battery Power supply voltage: 3 V Battery life: Up to 7 years Operating temperature range: From 0°C (+32°F) to +50°C (+122°F) Operating humidity: Up to 80% Dimensions: 20-90 mm (0.78x3.54 in)  Components Door opening detector 2 magnets CR123A battery (pre-installed) External contact Installation set Manual