Features: Built-in Magnets and Pin options for secure attachment, helping prevent loss. Upgraded Programming: Easily input messages to the LED badge using the Mini LED Display App on your smartphone. High Capacity Battery: Built-in rechargeable 200mAh battery provides approximately 24 hours of runtime at 25% brightness and 10–12 hours at 100% brightness. Stores up to 550 Chinese characters, 750 English characters, or images of equivalent size. Ideal for use at parties, bars, cafes, stores, schools, restaurants, promotions, and advertising. Specifications: Material: Electronic Components Display Color: Red, Blue, Yellow, Green, White, Orange, Pink (Optional) Mount Type: Magnets or Pin Screen Size: Approx. 85 x 23 mm (3.35 x 0.91 in) Outer Frame Size: Approx. 93 x 30 x 6 mm (3.66 x 1.18 x 0.24 in) Note: Please allow 1–2 cm variation due to manual measurement. Product color may slightly vary due to monitor display differences. Package Includes: 1 x LED Name Display