Plenty of power with higher voltage and current than regular power supplies.
Small, portable, design, easy to move where power is needed. Built-in over-current protection makes it indestructible. DC voltage source is 3-24V DC. 2.5A of current with over-current protection. Digital display (of voltage) with 2 decimal digits of accuracy. The polarity box has a convenient way of switching the polarity of the power provided. The polarity box can also be used with other power supplies as long as the have a similar round jack. Standard banana plugs for output compatible with regular lab cables.