[Specially Designed]: Suitable for Pedometers, various Smart Phones (Under 7.2 inch) and Smart Watchs. It is strongly recommended to use 5v1a or 5v2a charging brick for power supply, don't use unstable power source like power bank or USB ports on the computer for power supply. [High Quality Material]: The smooth plastic material will not scratch your smart phones. And since we have improved with the metal wheel on both sides. It will not makes noise. The device can hold 2 phones on the support plate with the rubber band at the same time to help you and your family to earn steps together quietly. [Basic function]: The phone device can be shaked automatically and you will earn 7200 steps per hour easily! (Test Model: phone device) [Applications]: You will earn steps quickly in apps such as Po-ke-mon GO (Adventure Sync), Walkr, Google Fit, hatch your po-ke-mon faster without going out! [Warm Reminder]: Since each smartphone has different settings and sensor locations, if the device does not count the steps, please place the phone upside down on the device or contact us to find out a best solution. Introducing the Orzero Steps Counter, a versatile accessory compatible with various smartphones, pedometers, and smartwatches (up to 7.2 inches). Crafted from high-quality plastic, it ensures your devices remain scratch-free while the improved metal wheel on both sides operates silently. This device can hold two phones simultaneously, making it easy for you and your family to earn steps together quietly. The Orzero Steps Counter can shake your phone automatically, helping you earn 7200 steps per hour. Ideal for apps like Pokemon GO, Walkr, Google Fit, and more, it assists you in hatching your Pokemons faster without leaving home. For optimal performance, use a 5v1a or 5v2a charging brick as the power supply. If the device fails to count steps, try placing your phone upside down on the device or contact Orzero for assistance. The product dimensions are approximately 15.99 x 8.99 x 1 inches and it weighs 0.5 pounds. Suitable for kids and teens, it requires no assembly and operates manually, powered by batteries. The package includes a USB cable.