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...

Specifications： Item Type: WiFi Doorbell; Material: ABS; Color: White; Size WIFI host: 120*46mm; Dingdong machine: 75*31mm; Video: 1920x1080/30fps; Visual Angle: 130°; Infrared: Auto dual filter switch IR LED; Network: WiFi...

Specifications: Color: Black/White; Image Sensor: 1/27 Inch 1080P Progressive Scan CMOS Sensor; Lens/Viewing Angle: 2.0Mm atF2.0/155°; Night Vision: Dual Filter Automatically Switches, 4850Nm High Power Infrared Lights, Night Vision 5-10...

Specification:  Colour: Black;  Material: Zinc alloy;  Size: 69 x 155 x 18mm;  Battery: 4 * AAA Battery ( NOT Including );  Voltage: 6V;  APP: TTLock;  Standby Current: 20 uA;  Alarm...

Specifications： Product model : Self-powered Smart Wireless Doorbell;  Material : ABS;  Color : Grey;  Working voltage : 220V;  Function : Comes with a night light;    Package included： 1 *...

Specification:  Working voltage: AC 110-230 (V);  Working temperature: -15~60 (℃);  Detection distance: 100 (m);  Transmission frequency: 433 (MHZ);  Installation method: Mounted;  Launch distance: 100 (m);  Weight: 50 (g);  Alarm mode:...

Specification:  General Parameters  Size : 13.3 x 7.4 x 3.5cm Power : 2 x 18650 Recharge Batteries ( Not Include);  Power Consumption : Standby Current 120 uA;  Working Current 170MA;  Work Environment...

Package Included:  1 * Wireless Doorbell;  1 * Screw Set;  1 * User Manual;    Specifications  Operating system : Linux;  pixels : 2 million;  Infrared light : 6pcs 850nm infrared lamps; ...