Make your ride more expressive with the NT401 smart tail light. Create custom light patterns in the RAVEMEN app: freely draw, display emojis, scrolling text, or GIF-style effects. Ride in sync with friends using the same pattern for a fun and connected experience. Store up to 10 emojis and switch between them instantly with a single button. Beyond style, smart brake detection and auto on/off ensure maximum safety on every ride.

Highly Customizable Smart Expression
The NT401 taillight allows you to customize your bike with fun light effects. Draw freely in the RAVEMEN app to easily create your lighting style. Whether you want to display a smiling face, a scrolling message, or a GIF, it will make your bike unique and add a touch of cheer to every ride with friends.

Ride in Sync
Enjoy riding with friends or family by using the same light pattern for a fun and shared group experience.

10 Emojis Storage
The NT401 emoji taillight comes with 6 preset emojis and supports storing up to 10 emojis. The NT401 features a single-button design to easily switch emojis with a single press.

Brake Light Alarm
The light automatically illuminates during braking, providing a constant warning to following vehicles.

Automatic On/Off
It has an automatic start/stop function: when stationary, it turns off after 2 minutes; when movement is detected, it turns on automatically.

LED: Red COB LED

Battery: 500 mAh/3.7V Li-polymer battery

Dimensions (tail light): 33.7mmL33.2mm (width) 27.5mm (height)

Weight (tail light): 25 g