The Vis 180 Pro redefines tail lighting as the safest most reliable platform available. The ultra-powerful design provides a piercing 150 lumens of output with a wide spread of red lighting for remarkable visibility. The robust design also integrates Light & Motions exclusive amber side lighting which substantially increases driver awareness of a cyclists at intersections an essential feature for the urban commuter. Featuring:• 150 Lumen output certified to the FL-1 Standard • Engineered with the highest-level CREE LED & enhanced firmware.• LED array maximizes visibility.• Ultralight Aluminum body.• Accurate battery charge & status indicator with 4 status levels.• Custom engineered reflectors & optical solutions optimize the light to distribute red & amber light a full 180 degrees. • Secondary LED spreads amber light for 180 degrees of visibility.• Simple ratchet in/out adjustability• Slide lock system means that you can easily take on / off without tools.• Integrated clip for attaching to backpack or messenger bag. • Bike rack mount available & sold separately• Micro USB Rechargeable (Fully charges in 5 hours)• Low battery warning & auto shut-off to prevent damage• Multiple power settings. o Hi Safe Pulse: 6:00 / 150 o Lo Safe Pulse: 12:00 / 75o Solid: 4:00 / 150o Paceline: 32:00/ 5 • Ultralight system weight: 102 grams• Designed & Assembled in California.• Backed by Light & Motion’s 2 Year Warranty & Enhanced Experience Guarantee