Cateye SL-LD120 orbit wheel light set

Dimension： 120.0 X 36.0 X 29.0mm
Weight： approx 31 grams (with batteries)
Light source： Amber LED X1
Battery： CR2032 x2  
Runtime： Approx 30hrs in constant mode and 50hrs in flashing mode
Specifications： Wheel size： 16 ～ 27 inch  
Spoke type： No.13G ～ No.16G  
Spoke count： 32 or 36H