【Compatible Devices】 Compatible with all iOS devices. (Only compatible with systems iOS 14.5 and above). It is recommended to use the latest version of iOS, iPadOS, or macOS. Please note: Not compatible with Android smartphones. Please note: This product uses an iOS device to determine location information and updates location information through the "Find My" network. Important Notes: ① We apologize for the incompatibility with Android smartphones. Please be aware of this. Compatible with all iOS devices. It is recommended to use the latest version of iOS, iPadOS, or macOS. ② The frequency of location updates depends on the number of iOS devices around the smart tag (if there are not many Apple devices nearby, location updates will be slow, and if there are no devices, the location may not update for a while). 【Excellent Standby Capability】 The smart tracker has a built-in battery and can be used without charging. Once the battery is replaced, you don't have to worry about running out of power and can use it with peace of mind. 【Wide Range of Uses & Various Locations】 The anti-loss tracker can be used worldwide. It is recommended for those who are forgetful, those who are not good at finding small items, and the elderly or those with dementia who often forget where they put things. In addition to attaching it to items that are easily lost, such as wallets, keys, strollers, and suitcases, you can also attach it to children and the elderly to easily check their location. 【Precise Positioning & Unlimited Range】 The anti-loss tag uses high-precision positioning technology to achieve accurate positioning and real-time updates, and also has unlimited range, allowing you to find things anywhere in the world. If you are out of range and cannot hear the sound, you can find what you are looking for using the accurate positioning in the app. This product can be used with the iOS, iPadOS, or macOS native "Find My" app, so you don't need to download other software that takes up device memory. 【Compact & Simple Appearance】 The tracking tag weighs only 30g, equivalent to half the weight of an egg. It is light and thin, making it super convenient to carry around. The beautiful appearance with a black body and a matte texture can be used as a decoration without looking out of place or awkward.