LD18S Smart Sensor Brake Tail Light Waterproof Bicycle Seat Rear LED Light Support USB Charging (Red Induction Version)

• The brake induction bike seat rear light is made of high-quality material, which is durable and stable
• Built-in 500mAh rechargeable battery that supports USB charging
• Compact and mini size, this tail light will not occupy the bike's space
• Mode: low bright - 20 lumens, standard bright - 50 lumens, high bright - 100 lumens, low bright flash, strong bright flash, fast flash
• Intelligent speed sensing: 3s high light when sensing the brake (100LM)
• Intelligent vibration sensing: automatically turn off after 3 minutes of standstill, will automatically light up after feeling the vibration
• Life waterproof, adopting water-resistance design, anti-rainstorm, but avoid cycling all the time on a rainy day

Specifications:

• Size: 76 x 25 x 24mm
• Weight: about 72g
• Charging: USB charging
• Battery: 3.7V 500mAh lithium battery               
• Use time: 5 hours
• Luminous color: red light