?Coolest smart bicycle light ever!<br> <br> Features:<br> Wireless remote controller.<br> Red LED light: 70% on or flashing when cycling in the dark; 100% highlight warning when braking.<br> Two yellow LED indicate turning left/right.<br> Laser light indicate safe riding area.<br> Smart sensor: Automatically turn on in the dark and turn off during the day.<br> Rainproof design for any weather condition.<br> <br> Specifications:<br> Material: ABS<br> Red light intensity: 80LM<br> Laser light safety distance: 5m<br> Battery: 18650 rechargeable 2000 mAh lithium battery， CR2032 button cell<br> Waterproof level: IPX4<br> Item weight: 115g / 4.1oz<br> Package size: 13 * 12 * 7cm / 5.1 * 4.7 * 2.8in<br> Package weight: 246g / 8.7oz<br> <br> Package List:<br> 1 * Tail Light<br> 1 * Bracket<br> 1 * Remote Controller<br> 1 * Rubber Band<br> 1 * USB Charging Cord<br> 1 * Adhesive Foam<br> 1 * User Manual (English)<br> <br>  <br>  <br>  <br>  <br>  <br>  <br>  <br>  <br>  <br>  <br>  <br>  <br>  <br>  <br>  <br>  <br>  <br>