Exposure BoostR Rear Light with DayBrightThe Boost R, taking the massively prevalent form of the Trace R and designing a rear light with twice the burn times with just a 10-gram increase in weight. This rear end guardian comes with a high-capacity Lithium-Ion battery it produces both a powerful output and long burn times. Featuring DayBright pulse pattern to cut through the distractions of busy roads. With long burn times, the Boost R is the perfect partner for your weekly commute or packing adventure, both day and night.Features: Material: Anodised 6063 Aluminium LEDs: 1 x Red XPE-R IP Rating: IP65 Max Lumens: 80 Battery: 1400 mAh Li-Ion Runtime: 6 - 48 Hours Charge Time: 3 Burntime: Min 6 hours; Max 48 hrs (FL) Battery Capacity: 3500 mAh Li-ion Dimensions (mm): Length: 66: Head: 28; Back: 22 In The Box: Boost-R Daybright, Seatpost Mount, Micro USB Charge Cable, QS Guide Weight: 45gTechnologies: OMS: Various programs in the lights can easily be selected to offer a choice of run times and modes so you can find the right one for your ride, be it an all-night adventure or an intense blast. ITM: Patented circuitry within the light will reduce power to the LEDs, if they go beyond the optimum temperature, keeping the light as efficient as possible to maximise output and battery capacity. Once the light has cooled, the power is automatically restored. Fuel Gauge: Using a traffic light system remaining runtime is easily monitored at a glance so you’re not caught out. The colour feedback is also used for mode selection, before defaulting back to runtime. Day Bright: Bespoke pulse pattern designed for daylight use which is more conspicuous than a regular pulse and visible over a kilometre away, even in the brightest conditions. DayBright mode will you noticed. Be Seen be Safe.Manufacturer’s Part Number: EXPBOOSTRDBBuy Exposure Bike Accessories from Chain Reaction Cycles, the World’s Largest Online Bike Store.