The New Lithium Powered Mobile Computer Cart. The RDP Mobile Computer Cart is height adjustable and highly manoeuvrable. It is powered by the latest charging and Lithium technology and there are a wide range of flexible accessories which can be added at any time. This mobile cart is an excellent general purpose work station or can be built for a specific need due to its modular construction. Many different computers, laptops, tablets or MCAs can be fitted as well as printers, scanners, baskets, sharps bins and even gel holders – the list is vast. If you don’t see what you require please feel free to ask, we can cater for most requirements.