Brand Razer Color Classic Black Connectivity Technology Bluetooth, USB Special Feature Wireless, Programmable Buttons, Portable, Chroma RGB, Ergonomic Design Movement Detection Technology Optical About this item 25% Faster Than Competing Wireless Mice: Razer HyperSpeed wireless technology brings together extreme low-latency and interference reduction for true wireless freedom 3x Quicker Than Traditional Mechanical Switches: Razer Optical mouse switches uses light beam-based actuation, registering button presses at the speed of light Included Customizable Chroma Lighting & RGB Mouse Charging Dock: Features 16.8 million color combinations w, included preset profiles; provides 5 hours of wireless playtime within 10 minutes of charging 11 Programmable Buttons: Allows for reconfiguration and assignment of complex macro functions through Razer Synapse 3 Up to 100 Hour Battery Life: An all-new, hyper-efficient sensor and wireless technology allows for extended gaming