Customized FK2 Wireless 3395 Sensor 4K polling rate Wireless Gaming Mouse

Weight:about 82g for FK2 and FK2B
about 72g for FK2C
The shell is Brand new(FK-C)/ Secondhand(FK-B and FK).
The PCB is a remade Rapoo VT9S(3395 sensor).
You can adjust button functions, DPI, etc. on Rapoo software.
The battery is a 250mah rechargeable lithium battery.

Default switches: Huano Blue Shell Pink Dot (80M)
Default encorder: TTC Gold Encorder
Default charge method: USB-C
You aslo can choose the type you like. Just meassage me!!!!!

What's included？
(1) Secondhand(FK-B and FK) or Brand New(FK-C) Wireless Mouse(made by Rapoo VT9S) *1
(2) 1K Receiver for Rapoo VT9S *1
(3) 4K Receiver for Rapoo VT9S *1

About the express：
As for the mouse with lithium battery, so I need to send the mouse to the specific express company.
It always takes 3-4 days to send the mouse from my home to the express company.

Then the express company will ship the mouse to your country/region.
To UK: about 5 days
To USA: about 10 days
To South Korea: about 10 days
To Japan: about 8 days
To Australia: about 15 days
To Canada: about 15 days
To Singapore: about 12 days
The above time schedule is based on previous orders, so it maybe not accurate.
Please contact me for shipping time in other countries/regions. :3