Smart Airtag Card Smart Anti-lost Device Wireless Charging FindMy Locator Suitable for Apple Search App gps

Key hardware specifications：
Watch size: Length (mm) × Width (mm) × Height (mm): 85.6×54×1.8mm
Weight (g): 10g
System: RTOS
Low Energy Bluetooth (BLE): TLSR8238
Frequency: 2.4GHz
Physical buttons: 1
Waterproof rating: IP68
Buzzer sheet: Size: ∅20.3mm, 4KHz, sound intensity of 80dB at 10CM
Battery capacity: 3.7V, 100 mAh
Antenna type: On – board
Distance: 10 – 20 meters indoors / 40 – 60 meters in outdoor open spaces
Charging method: Wireless charging
Note: Android devices are not supported.