5Pcs 433MHz Wireless Door Sensor Magnetic Strip for Home Security Alarm System

This magnetic that transfers information to a main panel when the door was opened, which installed on doors, windows or other on-off things. It needs to be used with Golden Security main panel together. Features: Built-in AAA dry battery. Low voltage alert function. Two way communication with alarm host for option. Specification: Battery: 1 x AAA dry battery. Alarm current: less than 25mA. Frequency: 433MHz. Transmission distance: 100m (open area). Operating temperature: -10 to 55℃. Material: ABS plastic. Product weight: 0.038 kg. Package weight: 0.066 kg. Product Size(L x W x H): 2.80 x 1.50 x 7.50 cm / 1.1 x 0.59 x 2.95 inches. Package Size(L x W x H): 4.50 x 4.00 x 8.00 cm / 1.77 x 1.57 x 3.15 inches. Package includeds: 5 x Door Magnetic. 10 x Sticker