Bluetooth Chip Tracker helps prevent the loss of keys and other valuables, with OS support iOS, basic functions include location search, mobile Phone Tracking, loss of range alert and sound signaling, compatible apple Siri shortcuts, Bluetooth version 5,0, signal range 50 m, replaceable battery CR2032 with an endurance of up to 12 months, white and blue colour, practical dimensions 39 mm × 7 mm × 39 mm, weight 11 g, degree of coverage IP66