I 210p olley was engineered for user friendliness. A host of intelligent features are packed into a compact modern design that is easy to learn and easy to use. Safety is also enhanced with daytime flashing modes and smart power management to give users peace of mind and convenience that fits into any lifestyle. Design the i 210p olley is constructed of high impact durable and weather resistant polyethylene. Rubberized sealed buttons and ports ensure reliable function in all conditions. Daytime flashing modes provide enough illumination to be visible in sunlight while led based low battery indicators alert you when its time to recharge. 100 lumens maximum output is managed by smart algorithms that conserve power when the battery runs low to maximize runtime. 100 lumens maximum output from a single led lithium ion polymer rechargeable battery with micro usb port top cover fully shrouds lens to avoid rider distraction pocket sized sleek design with four modes constant high constant low flashing and daytime flash push button switch operation is easy to operate even with winter gloves supplied with quick release bracket for quick fitting intergral belt clip supplied with usb cable