Label:Yes Material:ABS Color:As Picture Shown Type: Bicycle Alarm Lock Size:As Picture Shown Brand new and high quality. Description: The product has the ability to vibrate inductive alarm, and keep the alarm for 20 seconds , super loud. With low power consumption design, the product can last long. Made of high quality ABS, it is eco-friendly and waterproof. It also has high sensitivity due to the high-sensitivity anti-cloth probe. It adopts microcomputer control, the sensitivity can be adjusted in three levels of high, middle and low, with high reliability. It is perfect to protect your shop, office, home, car, house or anywhere requiring protection. The remote control and the alarm terminal can effectively sense more than 10 meters, and the open area can reach 30 meters. Batteries: 1 x 9V Battery (Not Included) Operating Temperature: - 15 Degrees Celsius to 75 Degrees Celsius Working Current: Less than 100mA Storage Temperature: - 40 Degrees Celsius to 85 Degrees Celsius Environment Humidity: 5%-98% Sound: 105db Usage Method: Press the red A button to arm the defense, and it will "Du" once. Press the gray B button to cancel the anti-theft, and it will "Du" twice. Package Includes: 1 x Bicycle Alarm Lock(Battery Not Included) 1 x Remote Control 4 x Screws 2 x Nuts 1 x Anti-lost Buckle Note: 1. There is 2-3% difference according to manual measurement. Please check the size carefully before you buy the item. 2. Please note that slight color difference should be acceptable due to the light and screen.