Features:
The original text displayed: Simplified Chinese, Traditional Chinese, English, Japanese, Russian and most European languages
Speed adjustment: the speed is adjustable with 8 gears
Brightness adjustment: the brightness is adjustable with 4 gears
Number of characters displayed: 4 Chinese characters can be displayed in the fixed mode, 4096 characters can be displayed in the scrolling mode, 1 Chinese character occupies 16 characters, and 1 English word occupies 8 characters.

Specification:
Display color: Red
Size: about 92 * 30 * 8mm/ 3.62 * 1.18 * 0.31in
Display content: Four Characters
Charging time: about 4-5 hours
Power Souce: Built in 300mAh lithium battery
Standby time: about 12-24 hours
Product weight: about 30g

Note:
Please allow 1-3mm differs due to manual measurement.
Due to the different display and different light, the picture may not reflect the actual color of the item. Thanks for your understanding.

Package Content:
1 X Programmable Taillight
1 X Ligt Bracket
1 X Charging Cable