... advertising display 3,specially designed for commercial applic LED name badge (LED mini board)Function and Feature: 1, ... font. 5, 4 action: hold, snow, twinkle, scroll (from right to left) 6, 4 grade Brightness adjust ... with 240mAh , Working Time: 12 Hours when normal text, Charge Time: 2-3hours, AC110-220V 10, ... and adjust to the suitable position, the LED will be hung up tightly on articles. Package ...