Power Source: DC Luminous Flux: <60 Brand Name: Ligghig Item Type: Advertising Light Model Number: Mini LED Display HD Text Digits Pattern Display Voltage: Bluetooth-compatible LED Name Badge DIY Programmable Scrolling Message Use: Bluetooth-compatible LED Name Badge DIY Programmable Scrolling Message High-concerned chemical: None Installation Method: self-contained Origin: Mainland China Is Bulbs Included: Yes Certification: CE Choice: yes semi_Choice: yes