Blackburn GRID Headlight & Tail Light Set Description: The Blackburn GRID Headlight & Tail Light set is designed to provide riders with an easy to mount light option to increase rider visibility in low light. With IP65 waterproofing and up to 20hrs of runtime, riders can rest assured that the GRID light set will boost their safety out on the road, no matter the conditions. Features: Compact and Lightweight Provides 110/50 lumens from ultra-bright LEDs Lights mount easily on different diameters and shapes with an adjustable bungee strap IP65 waterproof Headlight Run Times: 1.5 Hours (Solid, 110 Lumens) 4 Hours (Pulse, 75 Lumens) 8.5 Hours (Strobe, 40 Lumens) 20 Hours (Economy, 40 Lumens) Tail Light Run Times: 1.5 hours (Solid, 40 Lumens) 4 hours (Pulse, 30 Lumens) 7.5 hours (Strobe, 20 Lumens) 20 hours (Eco, 20 Lumens) Specifications: Brightness: 110 Lumens (Front), 50 Lumens (Rear) Battery Type: Rechargeable (USB) Run Time: Up To 20 Hours Beam Color: White/Red Color: Black Weight: -