HiSmart Wireless door/window detector CombiProtect

An individual device does not work, need to pair with Main HubThis wireless contact sensor is an accessory of smart alarm system.It’s fashion design, energy saving, and low battery warning supported. The main panel will send a SMS to user for battery replacement when needed. It’s easy to setup and works well with most doors and windows. When transmitter and magnet are apart, the sensor triggers alarm.• Transmitter can be put on either of magnet’s left or right side.Techncal specification:Working Voltage: DC 3VBattery: 1 × CR2032 (3V)Working Current: ≤27mAStandby Current: ≤2μATransmission Distance: Without obstacle 200mTransmission Frequency: 433.92MHzWorking Temperature: -10°C~50°CHumidity: ≤90%rh (non-condensing)Dimension: Transmitter: 80.0mm*38.2mm*13.3mm Magnet: 80.0mm*14.8*12.9mm Manufacturer: HiSmart, EUWarranty: 24 months