With the high-powered COB red LED light source, the max output is 60 lumens, capable of 180 degrees of visibility. 3 brightness levels, a constant mode and 2 flash modes can be used in any combo, note that the high mode gives out 30 lumens, while the mid and low modes 17 and 9 lumens respectively on this bike safety light.Built with latest vibration and motion sensor, the Seemee 60 bike light detects when the rider has engaged in a sudden stop motion to increase its output to 60 lumens in a frenzy of flashes, warning all fellow travelers and motorists within a 180 degree viewing angle. The light enters into a sleep mode to save power after one minute of inaction. Any movement will immediately re-activate the unit.

• Includes: Light, user manual, micro-usb cable, warranty card, silicone strap, clip mount, aero seatpost mount, traditional seatpost mount
• Light and motion sensors with braking and low power modes
• Max Lumens: 60
• Waterproof: IPX6
• Runtime: 2:00 to 40:30 hours
• Micro USB charging