Logitech ERGO LIFT Day-long comfort, great for small to medium-sized hands. Get comfy from first light to late night with Lift Vertical Ergonomic Mouse - a great fit for small to medium hands and available in three timeless colors. Specs Dimensions Height_ 108 mm Width_ 70 mm Depth_ 71 mm Weight_ 125 g Technical Specifications Sensor Technology Sensor Type_ Logitech Advanced Optical Tracking DPI range_ 400-4000 dpi (Fully adjustable with 100DPI increments) Nominal value_ 1000 DPI Buttons Number of Buttons_ 6 (Left/Right-click, Back/Forward, Middle button, Scroll-wheel with middle click) Customization app Supported by Logi Options+ on Windows and macOS 1Available on Windows and macOS at logitech.com/optionsplus Battery Battery type_ 1x AA battery (included) Battery life_ up to 24-months 2Battery life may vary based on user and computing conditions. Connection type support Logi Bolt USB receiver (included) Bluetooth® Low Energy Technology Wireless range 10-m wireless range 3Wireless range may vary depending on the operating environment and computer setup. Sustainability Graphite plastics_ 70% post-consumer recycled material 4Excludes plastic in receiver, battery, printed wiring assembly (PWA), and FFC cable Off-white and Rose plastics_ 54% post-consumer recycled material 5Excludes plastic in receiver, battery, printed wiring assembly (PWA), and FFC cable Paper Packaging_ FSC™-certified Certified carbon neutral Warranty Information 1-Year Limited Hardware Warranty Part Number Graphite Lift : 910-006479 In the Box Lift Vertical Ergonomic Mouse Logi Bolt USB Receiver 1 x AA Battery Quick Start Guide