Feature: 1. Soft light, no radiation 2. Application: It is an active device for various festivals, performances, bars, discos, nightclubs and other places. Can also be used as a children's toy. 3. Two styles; 1 standard button, 2. voice button 4. Working mode: always on - slow flash - flash 5. Switch mode: press the button to switch the mode 6. Material: PVC frame, EL light wire Product parameters: 1. Size: about 14.5*5*15cm 2. Input voltage: DC 3V 3. Power: 2x AAA batteries(voice control  ) or 2x AA batteries(Standard) Packing list: 1*Lighting glasses without battery notes: 1. Please allow 1-3cm difference due to manual measurement. 2. Due to screen differences, the colors may be slightly different from your expectations, please allow. 3. If you are satisfied with our products and services, please leave a 5 star feedback, we will appreciate it (5 stars for item description, 5 stars for communication, 5 stars for shipping time). 4. If the product you received is damaged or the wrong style, please do not leave any negative feedback first, please contact us through AliExpress, we will handle and make the best solution,