Cateye: FeaturesHigh Power Rechargeable Safety Light With 3 LEDs and 300 lm Output300 Degree VisibilityLong Rear Beam ProjectionHighly Visible During DaytimeIncludes New Seat Post Bracket SP-15 Which Fits Aero SeatpostBattery Auto SaveLight Mode MemoryWeight: 47 gMount size: 21.5 - 32 mm. Fits up to 130 mm Outer Circumference SpecificationsLEDs: RED x 3Battery: Li-ion, USB rechargeableMount Size (MM/Approx) : 21.5 - 32 mm, SP-15 ,Fits aero seat post of up to 130 mm outer circumferenceOther: Battery Auto SaveRecharge Time (Approx.): 3hr. (0.5 A)Dimensions: 75.5 x 25 x 34 mmRun Time (Approx.)Constant: 5 h (30 lumens)Flashing: 45 h (30 lumens)Group Ride: 8 h (100 lumens)Daytime Hyperflash: 10 h (300 lumens)Charging time Approx.: 3h (0.5 A)
Please note: Manufacturers can sometimes change the specification of the products from time to time.