Product parameters： Wireless technology: 2.4G wireless Wireless distance: 10-15m Product Size:113*57*23mm Package size：11.6cm*10cm*3cm Weight: 54±5g Weight after packing:109 Key number: 4 Resolution: 800/1200/1600dpi Operating cycles: 1,000,000 cycles Battery:Built-in 450mAh lithium battery Material: Metal+ABS+Anodizing System requirement: Windows 2000/ 2003/ ME/ XP/ Vista/ Win7/ 8/ 10/ MAC OS/ Linux Product features： RECHARGEABLE WIRELESS MOUSE: Built-in high quality 450mAh lithium rechargeable battery can last up to 500 hours after fully charged.And standby time is super long with auto sleep and wake mode. LUXURY ALLOY MATEIRAL&ANODIZING SURFACE TREATMENT: Very easy to keep this mouse clean due to anodizing on the top, and color never fades in years. PORTABLE&SLIM DESIGN WITH MUTE CLICKS: This comfortable slim ergonomic mouse can be easily carried around anywhere you go with its compact size and light weight.Besides, the quieter clicks can make you concentrate on your work without disturbing others beside you. 2.4G WIRELESS TECHNOLOGY WITH ADJUSTABLE DPI: Reliable connection with an increased working distance up to 33' (15m) without any delays and interface. 3 levels of DPI can be provided for different using demand. WIDE COMPABILITY: Well compatible with Windows XP, Vista, 7, 8, and 10 / Windows Vista / Windows Vista/ Windows ME etc, Fits for desktop, laptop, PC, Macbook and other devices. Please Note: If your laptops are Mac OS system which are type-c port, You need connect the included usb c adapter to your laptop.