The Megger 1013-833 Clamp meter is a versatile digital multimeter ideal for voltage, current, and frequency testing, featuring a large display with 10,000 counts. With safety ratings of CAT III 1000 V and CAT IV 600 V, it's designed for both industrial and residential electrical testing. Its multi-purpose functionality makes it suitable for electricians needing an ammeter, voltmeter, and frequency tester in one compact device.