["Highlights Based on Zigbee 3.0 protocol 2-year battery life with low power consumption Dual red switch suitable for different door or window directions Supports tamper-proof alarm Easy battery replacement Low battery warning Plug and play Elegant design protected by patent CE, ROHS, FCC compliant Detect door/window open/close status. Specification Operating voltage: DC3V Battery life: 2 years Static current: ≤15uA Alarm current: ≤36mA Installation height: Surface mount Sensitivity: 15m Networks: Zigbee Anti-RF interference: 80MHz - 1GHz 10V/m Working environment: -10? ~ +50? Humidity at work: maximum 95%RH Dimensions of the detector: 76*36.6*16.5 mm (housing), 76*13.9*16.5mm (magnetic)", "Based on the Zigbee 3.0 protocol", "2 year battery life with low power consumption", "Dual red switch suitable for different door or window directions", "Supports tamper-evident alarm", "Easy battery change", "Low battery warning", "Plug and play", "Elegant design protected by patent", "CE, ROHS, FCC compliant", "Detecting the opening/closing status of the door/window", "Operating voltage: DC3V", "Battery life: 2 years", "Static current: ≤15uA", "Alarm current: ≤36mA", "Installation height: surface mounting", "Sensitivity: 15m", "Networking: Zigbee", "Anti-RF interference: 80MHz - 1GHz 10V/m", "Working environment: -10? ~ +50?", "Humidity at work: maximum 95%RH", "Detector dimensions: 76*36.6*16.5mm (case), 76*13.9*16.5mm (magnetic)"]