• Model: JY-GZ-03AQ • Wireless Protocol: Zigbee • Material: PC+ABS • Battery: DC 3V(CR17450) • Dimensions: F104.6X42mm • Wireless transmit power: -95dBm • Operating Temperature: 0°C ~ 40°C • Operating Humidity: 0 ~ 95% RH, no condensation • What is in the Box: Detector × 1, Mounting Plate × 1, Battery × 1, Adhesive Sticker × 1, Self-Tapping Screw × 2, Expansion Tube × 2