YF-0155 Good Safe Wireless Electro Guard Watch Remote Detective System Kit for Home Office, 1 x Receiver + 1 x Detector Filter-For Lenovo Material: imported plastic + silicone

Material: imported plastic + silicone

it can effectively ventilate the notebook computer

6-60mm automatic aperture zoom

40HQ: 582 cartons * 410 pcs = 238620 pcs

5) Interface: USB 3

YF-0155 Good Safe Wireless Electro Guard Watch Remote Detective System Kit for Home Office, 1 x Receiver + 1 x Detector Filter-For Lenovo Material: imported plastic + silicone1. Adopt advanced infrared detect technology. 2. Infrared sensor detects motion and sends a signal to the receiver. 3. Wireless installation, just place the sensor at the entrance. 4. Easy to install and no electrical wires to install. 5. Unique appearance design, evoking an aesthetic feeling. 6. Detector requires 9 volt heavy duty battery(not included). 7. Receiver requires 2xAA batteries(not included). 8. Perfect for home, office, hotels, jewelry