Product details：

*Card Finder ( with Hangtag) *Work with Apple Find My or Google Find Device *Support system: iOS and Android *Material: ABS *Color: black *Bluetooth version:V5.2 *Volume: 100dB *Range: 30M *Battery Capacity: 270mAh CR2016*3PCS（Replaceable) *Product Size:85*54*3.2mm *Package: paper box