Ajax Outdoor Wireless Security Motion Detector "DualCurtain Outdoor", White//https://ajax.systems/products/dualcurtain-outdoor/Installation method: Indoors / outdoorsCompatibility: Hub Plus, Hub 2, Hub 2 Plus, ReX with OS Malevich 2.11 and higherSensing element: 4 ? PIR sensorMotion detection distance: From 4 to 15 m (depending on settings) for each optical systemProtection against false alarms: AvailableAlarm signal delivery time: 0.15 sDetection angle: Horizontal — 4.5° Vertical — depending on settings: Time for motion detection From 0.3 to 2 m/sSensitivity: Adjustable, 3 levelsPower supply: 2 ? CR123А batteries, 3 VBattery life: Up to 4 yearsTemperature sensor: AvailableOperating temperature range: From ?25°С to +60°СPermissible humidity: Up to 95%Protection class: IP54