You can work comfortably for hours back to back with the Logitech Signature M650L Wireless Mouse. Thanks to the preformed design, it fits the hand of left-handed people with larger hands even better. The buttons clicks are muted for 90%. That way, you can stay focused and won't bother your colleagues. Thanks to the 2 programmable buttons, your favorite shortcuts are always within reach. With the special scroll wheel, you can fly through the spreadsheets. You can use the mouse wirelessly via the USB receiver or connect it via Bluetooth and get started right away.