Make it multi-device – Working productively has never been easier with the Ozaa Compact. With multi-device capability, wirelessly connect to 3 devices at once via the 2.4G receiver and 2x Bluetooth. Speed and silence – With adjustable DPI (800-3200) and silent mouse buttons, the Ozaa offers productive working sure not to disturb you or those around you. Non-stop productivity – With a built-in rechargeable battery, you can enjoy up to one month of non-stop battery life, and even keep working whilst recharging. Precision meets planet – Not only does this mouse offer convenient working, but it's a better choice for the planet too. With a composition of 60% recycled plastics, work with sustainability in mind.