Wireless gaming mouse equipped with HyperPolling technology. I've been using it for about two weeks, but I'm selling it because I've gotten used to another mouse. - Model Name: DEATHADDER PRO - Connection Type: Wireless - Included: USB receiver, cable, box - Features: HyperPolling technology - Features: Wireless receiver Thank you for looking. It has an 8k sensor. The skates have been changed to glass.