The Blinder V Rear Bike Light is an innovative and powerful designed to grab the attention of other road users and be a pleasure to use. Available in two unique flash patterns. Blinder V is an impressive bike light that's simple to use while being stacked with innovative features that you'll love. Features: Bright and punchy 100 lumen output Be seen from up to 900 metres away Integrated USB Connector - No cables required. Blinder V has an integrated USB connector that plugs directly into USB-A ports. A full charge is achieved in 4 hours Easy On Easy Off - Mounting and removing your Blinder V is simple with our handy clasp removal system. We also provide 3 silicone straps of various sizes to ensure you can get the most secure fit Charge Indicator Light - When Blinder V is running low on battery a red ring will light up around the button. This ring will turn green and then turn off once fully charged Packed With Innovation - Efficient Chip on Board COB LEDs provide maximum brightness level for up to 90% of the battery burn time Specification: Bulb Type - Chip On Board COB LEDs Light Output Range - Max: 100 Eco-Flash: 20 Run Time - High: 50 hrs Low: 4 hrs Charge Time - 4 hours Waterproof - Yes IP67 Rating Light Modes - 8 Fits Handle Bars - 22 - 32mm+ diameter Rechargable - Yes integrated USB-A connector Dimensions - H: 51mm x W: 44mm x L: 77mm Weight - 40 grams Low Battery Indicator - Yes Strap Material - Medical Grade Silicone Operating Temperature - -20 to 50 °C / -4 to 122 °F Optimum Charging Temperature - 20 to 22 °C / 68 to 72 °F Room Temperature