500 hours of continuous gaming are possible with the next-generation HERO optical sensor, which offers unparalleled performance and power efficiency. AA batteries are needed. Super-fast 1 ms response time and faster than wired performance are achieved with advanced LIGHTSPEED wireless technology. Use Bluetooth or LIGHTSPEED to connect to multiple devices, and quickly switch between the two with a single button press. The body is contoured, lightweight, and ergonomically designed for comfort. To change the weight, use one or two batteries. Your preferred settings can be stored in the on-board memory and six programmable buttons. Compatible with Android and iOS tablets, PCs, and Macs