Features: The biggest characteristic of logo version taillight is "bike logo" projected behind the bike so as to warn the behind vehicles to keep safe distance. Intelligent control chip, build-in ultra-sensitive detection elements. With 5 superbright red LED indicators and 2 parallel laser beams design, easy to be noticed at night. LED indicators and laser beams can operate simultaneously, very eye-catching. The LED indicators and laser beams have 4 flashing modes. LED working life up to 100,000 hours, low power consumption and energy saving. Auto offafter parking about 5 minutes, it will automatically shut down to reduce power consumption. Particularly suitable for high-end bicycles and regular night cycling friends, playing a good warning role in night cycling. With an adjustable clamp, easy to install and remove. Specifications: Brand name: Owimin Version: Logo projection version Light color: Red Item color: Black & Red Install position: Rear light Waterproof level: Daily life waterproof Switch quantity: 2 buttons (On, off and mode select) Size: Approx. 8.6 x 3.1 x 4.9cm / 3.39 x 1.22 x 1.93in Product weight: Approx. 66g / 2.35oz Package size: 17.7 x 9.2 x 4.8cm / 6.97 x 3.62 x 1.89in Package weight: Approx. 120g / 4.25oz Power source: 2 x AAA battery (not included) Certificate: CE certification Instruction: Long press the LED button for 2 seconds to turn on/off the 5 indicator lights; then press LED button once to switch lighting mode (4 modes). Long press the LAS button for 2 seconds to turn on/off the 2 laser beams; then press LAS button once to switch lighting mode (4 modes). Caution: Please avoid exposure directly to your eyes and remember to remove the batteries if you don't need to use it for a long time. Package includes: 1 x 5 LED 2 Laser Beams Intelligent Bike Logo Safety Rear Tail Light (battery not included) 1 x Bracket 1 x User Manual