Magicshine SEEMEE 30 is a rear light with high transparent optical lens and ambient  light sensor.

Features:

• EFFICIENT ENERGY CONSUMING--emits stronger light outputs while consuming less energy with high transparent lighting strap, more efficient lighting performance comparing to traditional red case tail light
• DESIGN FOR YOUR SAFETY-- it lets you be seen from up to 800 meters, and its elegant translucent anti-scratch case, provides 230 degree high side visibility, to make you more visible at risk moments
• AMBIENT LIGHT SENSOR-- sensitive infrared light sensor built in, automatically change the light mode according to environment, thus to increase warning effect during the day
• LOW POWER MODE-- when battery level is lower than 5%, SEEMEE30 automatically changes to economic flash mode, which can run up to 20 minutes before it totally powers off
• IPX6 WATERPROOF RATE-- storm or wind, SEEMEE30 will resist the water from anywhere in any challenging environment
• COMPATIBLE FOR ALL-- multiple mounting methods, solid silicon strap can be mounted safely to different bar shapes conveniently
• Convenient USB charging with charging indicator
• Memory function and multi-modes to satisfy different riding scenarios

Technical Features:

• LUMEN: 30 LM
• Ambient light sensor
• DRL (Daytime Running Light)
• BATTERY: 7.2 v (2*3500mAh)
• WATERPROOF:IPX6
• SIZE: 61x14x21mm
• WEIGHT: 24g

Whats Included:

• SEEMEE30 TAIL LIGHT
• USB cable
• Manual
• Warranty card