Highly Customizable Intelligent Expression: 244 COB LED lights that you can freely customize;Connect to Computer and draw on your screen freely to easily create your own light style;2 customized emoji: patterns, GIFs.

24 Emojis Storage：Intelligent expression tail light comes with 8 preset emojis. It supports up to 16 emojis storage, and it has more than 2 times the storage capacity of other tail lights；Intelligent expression tail light adopts single button design for easy emoji switching with just one press. *Besides the pre-set 8 emojis, all other emojis need to be created by yourself in Computer.

Smart Braking Sensor：Intelligent expression tail light is equipped with a high-precision acceleration sensor that can quickly detect even slight braking and enter a 3-second high-intensity flashing mode. It efficiently alerts vehicles and pedestrians behind you, safeguarding your cycling safety. When you are riding in peloton, this function can quickly prompt the rear riders to slow down in case of an emergency braking.

Auto-Sleep & Auto-wake：Intelligent expression tail light supports vibration sensing, and it can automatically enter sleep mode automatically wake up when start moving.*This function can be turned off in Computer.

Ultra-long Duration：Real-time Battery Display：Intelligent expression tail light can reach a maximum battery life of 24 hours.（Affected by custom settings, usage environment）When using the intelligent tail light, you can double-click the button to view the battery level for 3 seconds. The intelligent tail light will display the real-time battery level while charging.

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