The Leap Motion Controller LM-010 is a silver-colored motion controller that uses 3D hand motion tracking and gesture sensors for virtual reality applications. It is compatible with universal models and connects via USB 3.0 or USB 2.0. The unit will be shipped very quickly and packed with care (within 24 hours of your payment). The shipping is free and with my 30 Day return policy, you can buy with confidence. Please see my online reviews and photos. Thank you for your time and consideration.