[Fits Phones Under 6.5 Inches]: Compatible with pedometers and various smartphones under 6.5 inches. [No Harm and No Noise]: Made of smooth plastic material that won't scratch pedometers, smartphones, or your devices. Features a metal wheel on both sides to eliminate noise, ensuring quiet operation that won't disturb sleep during nighttime use. The support plate with a rubber band can securely hold two phones at the same time, allowing you and your family to accumulate steps quietly. [Supports 2 Phones]: Unlike other models that support only one phone, this device allows you to share the experience of increasing step count with family and friends. [Easy to Install & Basic Function]: The phone swing is powered via USB (cable included). Simply place your phone on the bracket, secure it with the rubber band, connect the power supply, and gently push to start. It will swing automatically to help increase step count. [Multifunctional Use]: Ideal for mobile apps that track steps, enabling you to simulate movement and earn steps to hatch virtual pets faster. Features: Magnetic Type: Desk Holder Model Number: Mobile Shaker Compatibility: Universal Charger: Cable Color: Black Material: Plastic Package Contents: 1 x Mobile Phone Shaker Note: Light reflection and differences in display screens may cause slight variations between the color shown in the image and the actual product. Measurement may vary by +/- 1-3 cm.