UGREEN Crystal Glass Protective Case for iPhone 12 Pro Max (6.7-inch) Screen & Camera protection

*Connectivity: Bluetooth/2.4GHz
*Bluetooth Version: 5.0
*Connecting devices: can simultaneously connect 3
devices (one 2.4G, two BT)
*Transmission Distance: 10m/33ft Max (no blocking)
*DPI (Sensitivity): 1000/1600/2000/4000 DPI
*Charging Port: USB-C
*Battery Capacity: 500mAh 3.7V (1.85 Wh)
*Charging Time: About 2 hours
*Compatible Systems:
Windows 7/8.1/10/11
macOS 10.5 or later
Linux
Chrome OS
iPadOS 14 or later
Android 5.0 or later
iOS 15 or later
HarmonyOS

*Mode:Wireless -2.4 GHz
*Operating Distance:10 m/32.8ft
*DPI:1000/1600/2000/4000 DPI
*Operating Voltage: 1.5V
*Operating Current: 10mA
*Insert the AA alkaline battery (excluded)
*Compatible Systems: Windows 7/8.1/10/11;macOS
10.5 or later;
Linux;Chrome 0S;Android
*Operating Temperature:
-5°C~40°C/23*F~104*F
*Storage Temperature:
-10°C ~ 60*C/14*F~140°F