1. When opening the bottle, the opener will play sound or voice;
2. Opener is only affected by metal cover of bottle;
3. Customized voices or sounds are available, voice or sound time duration: 4, 7, 10, 14, 18, 28S etc Or recordable function, recording time 6s/10s and so on
4. Unit Size/weight: 44 *157*8mm/45g
5. With enough room for logo printing
6. Material: ABS, Iron; Different colors are available;
7. Package: Blister or Carton required,