PortIndicator Light1 × green alarm indicatorButton1 × power buttonProtection Zone1-channel dry contact inputFunctionTampering AlarmYesRemote UpgradeCloud updateLow Battery AlarmYesTest ModeYesSearchSignal strength detectionWirelessCarrier Frequency868.0 MHz–868.6 MHzCommunication DistanceUp to 1,200 m (3,937.01 ft) in an open spaceCommunication MechanismTwo-wayFrequency HoppingYesEncryption ModeAES128GeneralPower Supply ModeCR123A batteryPower ConsumptionMax. 125 mWOperating Temperature–10 °C to +55 °C (+14 °F to +131 °F) (indoor)Operating Humidity10%–90% (RH)Dimensions100.2mm × 20.8mm × 20.3mm (3.94" × 0.82" ×0.80")Package Dimensions135.0 mm × 98.5 mm × 27.8mm (5.31" × 3.88" × 1.09")Installation ModeBracket mountNet Weight70 g (0.15 lb)Gross Weight115 g (0.25 lb)CertificationCEBattery LifeNO: 5 yearsNC: 2 yearsCasing MaterialPC + ABSTemperatureMeasurement Range–15 °C to +65 °C (+18.8 °F to +149 °F) (indoor)Measurement Precision± 1 °C (± 33.8 °F)Resolution1 °C (33.8 °F)