Parameter Working frequency 433,92 MHz Volume 4 levels Brightness 4 levels Sensor Range 2~ 8m Transmission Range 280m (open space) PIR Sensor Angle 100 degrees (horizontal); 15 degrees (vertical) Business or Home Use Applicable to all kinds of shops, hotels,offices,factories,homes,etc Power Supply 3 x AAA alkaline for PIR transmitter or micro USB 3 x AA for receiver or micro USB Multi-angle Adjustable Both the infrared sensor and the receiver have mounting base. the sender can be adjusted up and down by 180 degrees, and the left and right sides can be adjusted by 360 degrees.
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