WD203 Series Door Sensor - USB

Battery: CR123A x 1 | 3V USB Power: 5V/1A Working Temperature: 0℃ - 40℃ Working Humidity: 20% - 85% Working Continuously Current: 118μA Alarm Max. Current: 3.5mA   Wireless Protocol: Wi-Fi | Wi-Fi + BLE | Zigbee - 2.4GHz Wireless Range: 45m Size - Main: 82 x 27 x 23mm Size - Deputy: 50 x 13 x 11 mm In the Box 1 x Door Sensor 1 x USB Cable 2 x 3M Stickers 1 x Package of Screws 1 x User Manual Highlights Alarm Record: Enter the message center to view the historical alarm records of added devices Linkage Alarm Setting: To connect two sensors via scene setting Real-time notification push (Wi-Fi lite type no this function) Micro-USB Power Anti-tamper Comparison of key factors Model Wireless Protocol Low-power Consumption Status Record WD203 Lite Wi-Fi No Delayed WD203W Wi-Fi + BLE Yes Real-time WD203Z Zigbee Yes Real-time