In order to optimize the duration of use as much as possible, the rechargeable mouse has an automatic standby system and an on/off button. You can use your new T'nB mouse without worrying about the life of your batteries. The mouse is supplied with its USB/Micro USB charging cable, which allows you to use it while charging. This mouse offers a compact and modern design with a pleasant grip. Charging time: 1-2 hours. Usage time: 40-50 hours.