The clamp meter is completely portable.digit clamp meter quantity: 1 digital volt meter has rugged design is easy to hold in operator\'s hand with hand strip and convenient to use digital meter is a great tool for electricians contractors and other such professions as well as being a handy tool to have around the house for home repair the meter display is a liquid crystal assembly providing a readably display in all light condition the decimal point is automatically positioned and the polarity sign is lighted for negative dc measurement so the the display is direct reading in units selected at the rotary switch measures: dc voltage dc current ac voltage resistance powered by 2 x aaa batteries (included)