79$
Razer Viper 8KHz
20000 dpi optical sensor
Most Advance Razer Focus+ optical sensor
2nd generation Razer optical mouse switch
Razer 8000Hz HyperPolling Technology
8 programmable buttons
Super lightweight 71 grams
Advance on-board memory via Hypershift function
Razer Chroma RGB lighting
098 80 26 36(smart)
