Features: Remote control/remote control with bracket for A6 Intelligent burglar alarm tail light, protect your bike from theft. One for key search /for smart alarm: wireless remote control is stable and accurate, car-level anti-theft system, complete one-key control, providing a full range of for protection. Cicada-like shape, convenient clip mount optional, easily install to the bicycle or bike handlebar. 120db Bell sound, which is crisp and bright, simultaneously alert the intruders or thieves, designed to protect you and others safe. Vibration sensor detection, when certain vibration is detected, it will instantly produce warning beeps, if continue to move the bike, super loud alert sound will scare the thief away. ABS material made, solid casing is durable for long-lasting use. Specifications: Product Name: A6 Intelligent Burglar Alarm Tail Light Remote Control Remote Control Battery: Powered by 12V/27A Alkaline Battery(Not Included) Control Method: Button + Remote Control Remote Distance: about 1-100 for m/3.28-328 ft(Barrier-free) Material: ABS Remote Control Size: Approx. 5.8x3.5 for cm/2.28x1.38 inch Type: Remote Control/Remote Control with Bracket(Optional) Package Includes: 1 Piece Remote Control/Remote Control with Bracket(2 Choices Optional) note: 1.Does not include the drone and other accessories, 2.Transition: 1cm=10mm=0.39inch, 3.Please allow 1-3mm error due to manual measurement. please make sure you do not mind before ordering, 4.Due to the difference between different monitors, the picture may not reflect the actual color of the item,please make sure you do not mind before ordering, Thank you!