Seller Warranty - We offer 12 Months Manufacturer’s Warranty. Please feel free to contact us if you encounter any quality issues.No Standalone lithium batteries are sold with the product.

【30 Lumens Max Bike Tail Light 】 Seemee 30 uses COB LEDs and transparent optial fibers to produce 30 lumens output, 3 brightness modes at 30, 14 and 7 lumens and various flash modes alternating between 0 - 30 lumens

【230 Degree Visibility From 800m Away 】 Super bright visibility among city and road traffic, high transmittence anti scratch case allows the lumens produced by the main LED to be maximally utilized with excellent side visitility. Visible on the road from up to half a mile away.

【Memory Function and Low Power Mode 】 Remembers the last mode used for quick start. Clicing on the power button when the light is off, flashing light means the remaining battery capacity is 20% or less. While on the road, the low power flash mode will be triggered automatically when the remaining battery capacity hits 5%. The mode lasts 20 minutes.

【USB Rechargeable, IPX6 Waterproof 】 Weighing 24g, Seemee 30 bike tail light is super small and convenient to carry around or leave on your bike. The built in 500mAh battery lasts 4 and a half hours on its brightnest constant mode and up to 40 hours on its lowest flash mode.

【Mounting Option 】 Seemee 30 comes with 1x adjustable silicon o-ring, which fits most seatposts or bar sizes.