1. Support points: 64x64 full-color dot matrix screen
2. Point spacing: P3.75
3. Rated voltage: 5V/2A
4. Power supply mode: USB interface
5. Communication method: Bluetooth
6. Support picture animation size: 64x64 pixels, 72 resolution
7. Support file format: text, picture, GIF animation
8. Material: polyester mesh vest
9. Applicable gender: both male and female
10. Screen size: about 27x27.5cm
11. Weight: about 400g

Features:
1. Bluetooth connection, mobile phone control, easy to use
2. Support GPS positioning function
3. 27x27cm high-brightness large screen
4. USB interface power supply, safe and stable, flexible and convenient, durable
5. Adhesive design on the waist of the waistcoat, free adjustment of elasticity, convenient and quick
6. It comes with a storage pocket, and the cover can be pasted, which can effectively prevent the items in the bag from coming out, and store small objects such as power banks, mobile phones, business cards, etc.
7. Easy to install, the back of the screen can be pasted, the screen and the vest fit firmly and stably, and it is easy to take. The screen can be pasted on the front and back of the vest.
8. The screen has a transparent protective cover, waterproof and dustproof
9. The vest is light and breathable, mesh material, good ventilation, not stuffy, soft and portable