Bicycle Tail Light Cycling Wireless ( Item#: Y4742 )

This bicycle light is an intellightent taillight with multiple functions: Wireless brake light, Intelligent light adjustment, Intelligent start-stop, Intelligent SOS light, Burglar alarm. The 800mA rechargeable lithium battery supports long standby time up to 60 days with only 2 hours of fast charge. Its crisp 120 decibels sound is loud enough to deter thieves. This bicycle light is compact, lightweight and waterproof, so you don't need to worry about riding outdoor in rainy days.

Features:
Good combination of bright taillight, brake light, wireless intelligent lighting, intelligent start-stop, SOS, burglar alarm, keeping you and your bike safe.
Highest decibel up to 120 decibels, any movement of the bike will have warning beeps, loud enough to frighten and deter thieves.
Built-in 800mah lithium battery, it takes 2-3 hours to fully charged by the included USB charging cable, normal working time up to 15 days, standby up to 60 days.
Compact size (3.5" * 1.8") makes it hidden under your bicycle saddle, lightweight and waterproof, so you don't need to worry about riding outdoor in rainy days.
Suitable for mountain bike / child bicycle /road bike / ladies bike / ordinary bicycle / electric bike, and more.

Specifications:
Material: ABS
Battery: 800mah 3.7v
Alarm Sound: Max. 120db
Item Size: 9 * 4.5 * 2cm / 3.5 * 1.8 * 0.8in
Weight: 52g / 1.8oz
Package Size: 24 * 9 * 4.5cm / 9.4 * 3.5 * 1.8in
Package Weight: 150g / 5.3oz

Taillight Function:
1. Trigger conditions: in the dark, the vehicle vibrates. The factory default triggers a red light flash.
 
2. When the host is not in the lock mode, press the red button to switch the light mode:
1st LED red flash (IF 0.5 seconds blinks)
2nd LED red and blue alternating (burst flash)
3rd LED red breath -> blue breath
4th LED red and blue alternately flash (IF 0.5 seconds flash)
5th LED red light is always on
6th LED Blu-ray flash (IF 0.5 seconds blinks) the default light
 
3. Light instructions:
a. any brakes when the red light for 2 seconds.
b. all flash mode vehicle 15 seconds under the state of the quiescent state automatically turn off into the power saving mode.
Note: The quick reversing is detected as the brake is lit.
 
4. SOS function:
In the non-alert state, the bike tilt is greater than 45 degrees (accidental crash can automatically enter the SOS rescue signal mode, or do a warning effect when the bike down at night), it will automatically open the SOS function. Righting bike then SOS function will be automatically closed.

Package List:
1 * Bicycle Light
1 * USB Cable
1 * Seat Bracket
1 * Saddle Bar Bracket
1 * Set of Installation Tool
1 * User Manual (English)