(1) Product Information 1. Weight: 280g / 2. Size: 190x99x25mm / 3. Suitable for handlebar size 22-28mm / 4. Compatible with mobile phones with screen sizes below 6.7 inch / 5. 360 joint rotation The angle of the phone can be adjusted / 6. With 2 telescopic arms, you can adjust the height of the Handy. (2) The case offers good protection against splashing water, dust and dirt | The mobile device can be quickly removed from the holder and easily connected | Shock and splash resistant shell | The articulated head can rotate 360 , can connect headphones and charging cable (3) to assemble without tools, easy to assemble and disassemble: suitable for diameter 22-28mm. It is not only attached to the handlebars, but can also be connected to the top tube or the center post. (4) Perfect Viewing Angle: The rotary joint allows the cellphone to rotate 360 in any direction. The practical height can be adjusted with 2 telescopic arms. (5) Compatible with mobile phones with screen size less than 6.7 inch. The waterproof, impact-resistant and stable bicycle frame ensures the best user comfort even while riding. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.