Wireless Doorbell IR Infrared Motion Sensor Battery/ USB Powered Night Light Infrared Detector For Home Shop

Specification:  Power supply :5V;  Battery: 3* AAA alkaline batteries (Batteries are Not Included);  Induction range: 2-7 meters;  Volume: 4 levels adjustable (Adjustable mute only flashes);  Induction method : infrared sensor triggered;  Ringtones:Welcome mode 11 national languages, multiple prompts tones;  Volume level: 0-100DB;  Detection Angle: 120°;  The main function: Automatic body sensing , ultra-long , wide-angle detection. Adjustable direction (with stand);  Installation : Secure with double-sided tape or screws;  Installation height:1.5-3m;  Size:95mm*68mm;  Package Includes:  1 * Wireless Doorbell;