Luz trasera para bicicleta (5LED + 2 láser)

Which type of bicycle can use this whells light? Not only Use for Mountain bike / road bike / folding bike,  but also jogging, walking, bicycles, car emergency, horse-riding, road emergency & camping, and so on Is there a flashing function? Yes, this is yes,5 LED lights beads,2 laser lights remind someone else of keeping distance, add safety Is the battery durable? How long can you stay? Working time: 9-36 hours depends on the batteries, Power: 2 x AAA batteries (Not included) How many colors can I choose? You can choose two colors for example  Red and bule Can you turn off the switch? Yes, that must be   Package include:  1 x Bicycle Laser Beam Rear Tail Light Lamp, 1 x Bicycle Mount  (without   batteries )