Boquite Valentine's Day Carnival Burglar Alarm System Window Door Alarm 120db Wireless Touch Sensor Anti Theft Security Alarm Loud Door Knob

Specification: Condition: 100% Brand New Material: ABS Color: Black Cable Length: 10.7cm Power Supply: 9V battery(Not Included) Size: Approx.9.9*5.4*2.5cm/3.9*2.1*1.0in Package Weight: Approx.69g/2.4oz Package List: 1 * Wireless Touch Sensor Note: 1. Please allow 1-3cm error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.