Razer Naga Hex - Expert MOBA/Action-RPG PC Laser Gaming Mouse - Green (Certified Refurbished) This Certified Refurbished product is manufacturer refurbished, shows limited or no wear, and includes all original accessories plus a 90-day warranty 6 MOBA/ Action-RPG optimized mechanical thumb buttons High performance buttons up to 250 clicks per minute 5600dpi Razer Precision 3.5G Laser Sensor, 1000Hz Ultrapolling/1ms response time Razer Synapse 2.0 Enabled, 11 Programmable Hyperesponse Buttons