JY-3204 (JY-3204F+JY-3204T) is a silicon battery front/rear light set, which enhances the safety aspect, as you are better seen by others.

• Bicycle Silicon Battery Front/Rear Light Set

• 2 pcs of Super Bright White LED/2 pcs of Super Bright Red LED

• Function: Steady(60hrs)-Flash(120hrs)-Off

• Battery: CR2032*2/PCS (Include)

• Waterproof: IPX4

• Weight: 31g

• Size: 37x33x35mm

• Color:Black