Megger BAKER PPX30A 30KV 220V is a portable, lightweight, and easy-to-use insulation tester. It is designed for testing insulation resistance of electrical equipment, such as motors, generators, transformers, and cables. The PPX30A has a wide measurement range of 0.1 MΩ to 100 GΩ, and it can apply test voltages of up to 30 kV. The tester also features a built-in digital voltmeter and ammeter, which can be used to measure AC and DC voltage and current.