1. Size: (dia) 54 x (D) 23.2mm
2. Use Battery: UM5 x 2 pieces
3. Sound Level: 100dB/100cm
Competitive Advantages:Well and High Quality Control ,Customer's Design and Logo are Welcome ,Fit for Gifts and Premiums ,Small Order Acceptable ,ODM Accepted ,OEM Accepted
Sales Method:Export ,Manufacture
Packaging Method:Blister card
Payment Terms:T/T