It will be particularly suitable for greeting card application. Tailor made of customer sound are welcome. With self adhesive tape at bottom. Using 29mm speaker.
1. Size(mm): 35(L) x 25(W) x 1(H). 2. Battery: AG10 button batteries x 2 pcs included. 3. Standard sounds: 3 seconds, lion roar, tiger roar, women scream, etc.