Topeak Cycling Rear Safety LED Lamp RedLlite White

RedLite
A ultra-bright 4 LED's tail light with wide angle lens. Features a contant and blinking function

Lamp: 4 Red LED's
Battery: CR2032(2)(Included)
Control: 2 Modes. Constant/Blinking
Burn Time(appox) 60hrs
Lamp housing: Injection Molded Plastic
Mount: Seatpost, seatstay,Topeak Bags and racks.
Size L x W x H: 4.6 x 4.8 x 2cm
                           1.8 x 1.9 0.8
Weight:    18g/0.04lb