100% brand new and high quality
Easy and convenient to install.
When an alarm is locked, it is sensitive to vibrations.
Protect your bicycle from crafty thefts.
Utilize vibration sensor for detection.
Instantly produce super loud alert sound to scare the thief away when certain vibration is detected.
Attached with a remote control for added convenience.
Convenient clip mount, easily install to the bicycle handlebar.
Solid casing is durable for long-lasting use.
Available for use when the distance between remote control and alarm is within 10-50m(Open distance),can pass through the wall.

Specification:
Model:A6
Battery capacity: USB rechargeable Lithium battery(Notice: Battery capacity shipped randomly, please in kind prevail.)
Charging 2-3hours, using up to 15days, up to 60days standby arming.
Light beads: COB bright light source
The A(red key) is for Flash Model Switch.
The B (blue key) is the Calibration code key for reset the light to be functional again when it is needed.
Remote control battery:12V/27A Alkaline battery
Alarm sound:105-120db
Remote control distance:10-50m(Open distance),can pass through the wall.
Applicable models:Normal installation is for bicycle saddle bracket with distance 5-7cm(Any bike models and sizes)
Material:Plastic
Size:8.8cm x 4.5cm x 2cm/3.43'' x 1.76'' x 0.78''(approx)
Color:Black
Quantity: 1 set  
Warning: 1.Do not place the alarm on the next ear to avoid hearing damage pressing the button or an alarm ,interval of at least 2 meters away from the ears. 2.This device is strictly prohibited children play. 3.Do not use this device in a fire. 4.Note that when put the host into the water for a test please close charging port Silicone Cover.
Note: No retail package. Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect  the actual color of the item. Thank you!