Features:
3 Modes
2.4GHz+BT 3.0+BT 5.0, this is a mode switch key and a BT code key, one-key switch, convenient and quick.
Adjustable Resolution
5-level DPI adjustable speed: 800-1200-1600-2400-3600, switch according to different using purposes.
Light Mode
RGB cool marquee effect, up to 6 lighting pattern designs, and the light can be turned off.
Long Tarm Standby
Built-in lithium battery, 750mAh high-capacity polymer battery, can automatic asleep in 5 seconds.
Strong Compatibility
Suitable for notebooks, desktops, tablets, mobile phones, and other devices.

Specification:
Brand: HXSJ
Model: T90
Color: Black
Type: 2.4G wireless+BT 3.0+BT 5.0
Rechargeable: built-in lithium battery
Battery capacity: 750 mAh
Rated voltage/current: 3.7V/15mA
Accurate tracking: professional IC positioning accuracy
Number of keys: 6 keys
Key life: 10 million switches
Wireless distance: 10M
Resolution: Five-speed DPI(800-1200-1600-2400-3600)
Switch life: 10 million times
Light type: 6 RGB lighting modes
Operation Mode: Opto-electronic
Applicable system:
In BT mode-Windows(windows XP/Vista/7/8/Server 2003/2000/Win 10, etc)Android(Android4.3 above)MacOS(macOS 10.10 above is recommended)
In 2.4G mode-suitable for desktop, notebook, smart TV with USB interface,etc
Item size:12.8*6.3*4 cm / 5.04*2.48*1.57 in(L * W * H)
Item weight: Approx.90g /3.17oz
Package size:13.5*8.5*4.7 cm / 5.31*3.35*1.85 in(L * W * H)
Package weight:140g /4.94oz

Packing list:
1 * Three-mode Mouse
1 * USB Receiver
1 * Type-C Cable
1 * User Manual