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1、Bluetooth APP Control: According to the user manual, download the APP, which is controlled by Bluetooth connected APP. The APP has many interesting patterns and animations built in, and it will be constantly updated and upgraded. 2、Powered by Battery: The LED sign is light and thin, with a flexible board design. It is directly powered by a 250mAh polymer lithium battery and can run continuously for 4 hours when fully charged. Micro charging interface. 3、DIY Design: You can DIY design text, patterns, animations and more to meet your needs. You can also adjust the brightness and display mode. 4、Easy to Install: LED display with small battery pack power supply, can be installed on hats, backpacks, shoes, cabinets, and can also be attached to car windows or other objects. 5、Wide Application: The LED sign is widely used in car advertising, as well as in stores, bars, game rooms, cycling, Christmas, Halloween, parties, birthdays and more.

Item Type: LED Matrix Panel
Product Size: Approx. 155 x 33mm / 6.1 x 1.3in
Internal Battery: Polymer lithium battery 3.7V 250mAh, included.
Light Source: Green light
Material: Electronic components
Charging Method: USB Micro
Control: Key switch
Programming: Bluetooth APP
Weight: 43g / 1.52oz (approx.)

1 x
LED Matrix Panel

1 x User Manual

1 x USB Cable

Customer Satisfaction - Customers are our top priority. If you find any problems with the product after receiving it, such as damage and incorrect quantity, please contact us immediately. We do our best to provide you with satisfactory customer service