YF-0156 1 to 2 Good Safe Wireless Electro Guard Watch Remote Detective System Kit for Home Office, 1 x Receiver + 2 x Detector, YF-0156 Mini Vacuum Cleaner making it super quiet even

making it super quiet even when you are working at high speeds without disturbing your sleep

the leather case can perfectly protect your mobile phone in most conditions

Carton Size 52cm * 42cm * 46cm / 20

it is replaceable

Handle material: ABS+TPU

YF-0156 1 to 2 Good Safe Wireless Electro Guard Watch Remote Detective System Kit for Home Office, 1 x Receiver + 2 x Detector, YF-0156 Mini Vacuum Cleaner making it super quiet even1. 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