<60g Ultra-lightweight Design* for seamless control when gaming on the go *excludes battery weight: Its small, portable design makes it the ideal travel companion for gaming, while its ambidextrous shape allows for easy handling and deft control-all at no compromise to build strength Up to 950 Hours of Battery Life for long-lasting performance: Built for the gaming and work grind, it lasts up to 950* hours on Bluetooth and up to 425* hours on Razer HyperSpeed Wireless, and can go for ages before its batteries need replacing *measured with a AA lithium battery 2nd-gen Razer Mechanical Mouse Switches for improved click durability and consistency: With Enhanced gold-plated contact points, the switches are less prone to degrading and have a longer lifespan of up to 60 million clicks, so you can enjoy crisp execution that’s just as consistent Works with AA/AAA Batteries for Ideal versatility and convenience: Requiring only one AA* or AAA battery to work, this mouse has a hybrid battery slot that’s optimally positioned for balanced weight distribution *included with mouse Optimise mouse accuracy: Improve accuracy by disabling the ‘Improve pointer accuracy’ option in Windows mouse settings and further optimise performance with the Razer Synapse app