①. Suitable for phones under 6.5 inches: Compatible with pedometers and various smart phones under 6.5 inches. ②. No harm and no noise: Made of smooth plastic material that does not scratch pedometers, smart phones, or other devices. Equipped with metal wheels on both sides, it does not produce annoying noise and will not affect sleep when shaking at night. The support plate with a rubber band can hold 2 phones at the same time, allowing you and your family to earn steps together quietly. ③. Support for 2 phones: Unlike some other wigglers that only support 1 phone, this product enables you to share the experience of increasing steps with family and friends. ④. Easy to install and basic function: The phone swing requires USB charging (cable included). Place your phone on the bracket frame, fix it with the rubber band, connect the power supply, and then push it by hand; it will swing and increase steps automatically. ⑤. Multi-purpose: Can be used with phone apps; swinging the phone helps earn steps to hatch pets more quickly. ⑥. Features: Magnetic ⑦. Type: Desk Holder ⑧. Model Number: Mobile shaker ⑨. Compatible: Universal ⑩. Charger: Cable Charger ⑪. Color: Black ⑫. Material: Plastic ⑬. Package Contents: 1 x Mobile Phone Shaker (only the above package content is included; other products are not included) ⑭. Note: Light reflection and different displays may cause the color of the item in the picture to differ slightly from the real thing. The measurement error allowed is +/- 1-3cm.