The 49n Super Doppler tail light provides improved visibility with 3-bright LED's that mount in seconds thanks to it's highly versatile IPX3 waterproof rated silicone body.Super Doppler Tail light Specifications

• 4 Lumen super bright LED's, 40 grams
• 2-Modes
• Steady – 92 Hour burn time
• Flash – 112 Hour burn time
• Quick release, multi-mount silicone body
• 2 x CR2032 batteries per light (included)
• IPX3 Waterproof rating
• Fits all bar and seatpost diameters
• Black body, red lens
• 30 grams