Bone Bike Horn 7
- The best fasten way for phone and bike.
- Environmental design adopted, amplify sound up to 13 dB without electricity.
- Attach to any size of bike stick and easily for dismount.
- Made of environmental silicone has scratch-resistance, dirt-resistance and washable character.
- Compatible with iPhone 7/ 6S/ 6 - 4.7 inch.
- Size:W75 x H160 x D35 mm
- Net Weight:73 g
- Amplifies:13 dB
- Patent Number:M395726,ZL201020287363.5,M496380,ZL201420692730.8