Wireless. Double PIR sensor. Scope: 2 / 5 x 1m, 5º, 2 zones. Rejection RFI: 10V / m. Reject light. More than 50,000 Lx. Temperature compensation, with 2 sensitivity settings. NC, NA. Wireless transmitter and receiver not included. Power 3 to 9 VDC, consumption 3 mA.