1. 5 LED bicycle back light 2. 8flashing mode 3. Water proof 4. Use "AAA" battery

1.Operated by 2 x "AAA" batteries 2.Super bright LED light ;LED colors: white , green amber, red and blue3.90-degree rotate angle, quick release bracket 4.water proof 5.Flash at night for warning, made you safe and convenient to ride a bike at night 6.Professional economic designed, prefectly combination of the light weight and high efficiency. 7.Unique spotlight system, fit for short and middle range distance lighting

8 Flashing moede LED Bicycle rear Back Light