Highlights - 350-hour Continuous Use on A Pair of AA Batteries - 7,200 DPI Optical Sensor - Built-in Bluetooth - 2.40 GHz with Adaptive Frequency Technology - Ambidextrous Ergonomic Form Factor - Compact and Mobile Ready - 1 Year Local Manufacturer Warranty Product Description Tech Specifications - Dual 2.4 GHz and Bluetooth LE Connectivity - Battery Life: Approximately 350 Hours of Continuous Gaming* - True 7,200 DPI Optical Sensor - Up to 220 IPS / 30 G - Adaptive Frequency Technology - On-the-fly Sensitivity Adjustment - Gaming-grade Tactile Scroll Wheel - Ambidextrous Design with Enhanced Rubber Side Grips - Five Independently Programmable Hyperesponse Buttons - 1000 Hz Ultrapolling - 2.40 GHz Dongle - Razer Synapse 3 Enabled - Approximate Size: 99.7 mm / 3.9" (Length) X 62.8 mm / 2.5" (Width) X 34.1 mm / 1.35" (Height) - Approximate Weight 66g / 0.14 lbs (Excluding Batteries) - Includes 2 X AA Batteries What's in the Box - 1 x Razer Atheris Mercury White - Dual 2.4 GHz & Bluetooth LE (6 buttons, 7,200dpi Optical) Warranty - 1 Year Local Manufacturer Warranty