Nite Rider Omega 330 Taillight Make sure your seen when you are riding with the Nite Rider Omega 330 Taillight. Equipped with a max output of 330 lumens, split between five flash modes and two steady modes, the Omega 330 Taillight gives you the perfect taillight setting and output for any type of riding. The Lithium polymer battery is rechargeable and is fully charged in just 2. 25 hours. The battery life varies from six to 36 hours depending on the light mode you are using and includes a low battery indicator. The Nite Rider Omega 330 Taillight features a IP64 water-resistance rating just in case you get stuck in a sudden downpour. An integrated seat post strap allows you to mount the taillight on your seat post with an easy on-off quick-release tab. Features Meets FL1 IP64 standard330 Lumen max output Nite Rider lifetime warranty Rechargeable Lithium polymer battery charge time: 2:15hrs Optimal Viz with Daylight Visible Flash (DVF) Group Ride Mode be seen without distracting fellow cyclists Seat post strap mount and clothing clip mounting Included LED taillight, seat post mount, USB charging cable Flash Modes Mode Max Flash Fast Flash Disco Flash Pulse Flash Steady High Steady Low Lumens330-330-Run Time (h:min)6:0017:309:306:307:0036:30Specifications Number of LEDs3Battery Type Rechargeable Li-Po Weight79 grams Water Resistant Yes Low Power Indicator Yes Mounting Type Seat post Battery Mounting Internal | Niterider | Omega 330 Taillight 330 Lumens