When the desk life gets you down, lift yourself up. A great fit for small to medium hands, Lift Vertical Ergonomic Mouse is crafted for comfort from first light to late night. Raise your hand into instant comfort with a soft rubber grip and cozy thumb rest. Realign into a more natural posture at 57°. And feel focus flow from morning to night with productivity features designed to suit your working style. Connect easily to up to 3 devices via Bluetooth or Logi Bolt, and enjoy up to 2 years’ battery life in a single AA battery.(4) (4)Battery life may vary based on user and computing conditions.