This LED Self-design Programmable Scrolling Message Open Sign Tag Name Display Board is perfect for trade shows, parties, conferences, and concerts. It features DIY programming on computers, pin and magnet wearing, up to 8 stored programs, and a lightweight design. With a dot matrix LED display and the ability to store 550 Chinese characters or 750 English characters, it offers versatile and eye-catching message displays. The rechargeable badge has adjustable brightness and comes with standard accessories for easy charging. Suitable for various occasions and professions, it is the ideal LED sign solution. Features 1. You can do DIY programs on your computer any time and anywhere. 2. Pin and magnet two ways of wearing, a variety of choices, not easy to fall off. 3. Stylish and eye-catching, it is the best choice for your trade shows, parties, conferences and concerts. 4. Save up to 8 programs, easily toggle with a button. Displays different messages at different times under different circumstances. 5. Good for parties, exhibitions, restaurants, waiters, guides, car models, buses, drivers, promotions, sales people, as an LED sign, you can use it anywhere. Specification 1) Dot matrix: 11x44 LED, point spacing 1.93mm, ultra-light weight: 17 grams 2) Overall size: display 4 characters at the same time (5-6 English characters) 3) Storage capacity: can store 550 Chinese characters or 750 English characters (can scroll display) 4) Word modification mode: data line transmission (computer input content, connected to send the display) 5) Wear method: pin + magnet, easy to wear 6) 8-level speed: 1-8 step by step to accelerate the display speed, software can be set 7) Display mode: moving up and down, fixed and flashing. A variety of display modes can be set 8) Standby time: charge for 2-3 hours, use for about 12-24 hours, you can use the button on the badge, adjust the level 4 brightness display 9) Standard accessories: chest tag + data cable, can be charged by mobile phone charger or charging bank. Material: ABS. Shell color: black Light color: Red, Blue, White, Yellow, Pink Screen size: 85x23mm Frame size: 93x30x6mm Package Includes: 1 x LED Badge 1 x Cable 1 x Manual Notes: 1. Manual measurement, please allow the error of 1 ~ 3mm, thank you. 2. The image may not reflect the actual color of the project due to the differences between different monitors. We guarantee the style will be the same as shown in the picture.