Taillights USB Cycling Rechargeable Safety Flashlight Waterproof LED Bicycle Bike Rear Tail Light Light Lamp (Bone) - SHALISI

• Multi functional: Can be used as a bicycle LED tail light, warning light or headlights. Except the bike handle bar, you can place it in the seat post, helmet bags and more. (Length of the strap: 7.677 inches/ 19.5 cm, can hold most bikes seat post) Super Cool for Cycling trip: If you are a person who like cycling trip, hiking and other outdoor activities, this durable light will be the essential in your journey 5 Lighting Modes: Red highlight. Red Weaken. Red fast flashing. Red slow flashing. SOS flashing. (Highlight mode can be used for 5 hours) USB Rechargeable: Built-in 250mAh Li-polymer rechargeable battery, it stops wasting your money to buy batteries for it. The light can be charged on your computer or any device with a USB port. Only takes 1.5 hours to fully charge. Working time depends on the light mode you choose Ultra Bright and Waterproof Easy to install and Remove: Quick release rubber strap, and then mount it on or remove from your bike. Totally hassle-free! A very convenient tool for bike. You can take it off or put it on at anytime, anywhere which will effectively prevent the theft