Refined and compact, with a high-quality finish and a convenient non-slip scroll wheel, M100 transmits using Rapoo's latest and powerful multi-mode wireless featuring Bluetooth 3.0, 4.0 and 2.4 GHz.. The ergonomic compact design, available in vibrant colors, is boosted by a ?silent click? feature, which gives you freedom and a piece of mind since disturbing those around you is no longer a concern. All this, combined with the high-resolution 1000 DPI sensor, makes surfing and clicking a joy. The included Nano USB receiver can be stowed securely and conveniently within the base of the mouse. To top it off, Rapoo?s power-saving technologies offer up to 12 months? battery life. Multi-mode wireless connection: connect via Bluetooth 3.0, 4.0 and 2.4 GHzUp to 10 m range and 360 degree coverageConnect simultaneously to up to 3 devicesInstantly switch among 3 connected devices in one click (Automatic pairing)Compatibility - Windows XP/ Vista/7/8/10, Mac OS X 10.4 or later, USB portErgonomic design, Silent clickHigh resolution 1000 DPI sensorBox ContainsWireless mouse, Nano USB receiver, 1 AA alkaline battery (installed), Quick Start Guide