description clamp meter 400amp ac use the greenlee? clamp meter,400a ac to measure ac currents up to 400 amps using multiple amperage-measurement options including 20a, 200a and 400a. the convenient data and max hold features let you capture and hold onto readings, preventing the need to take the same measurement more than once. for convenience and power, this greenlee 400a ac clamp meter uses a 9v battery. it boasts a 2000 count lcd display so you can easily see measurements for more accurate recording of amperage. testing different sized wires is possible with this clamp meter thanks to its 1.180-inch jaw opening. it is one of the best clamp meters for professionals on the go due to its compact size; it comes with its own carrying case for protection, but easily fits in a tool box or tool belt when needed. california proposition 65 warning. features includes: greenlee 400a ac clamp meter, 9v battery and carrying case captures essential readings with data and max hold features requires 9v battery for power and convenience lcd display lets you see readings clearly 1.180-inch jaw opening accommodates different sized wires compact size makes greenlee digital clamp meter easy to carry limited lifetime warranty specifications ac voltage 400 acme tools brand name greenlee acme tools part number cm-330 application ac current measuring capability up to 400 amps assembled weight (lbs) 1 battery quantity required 1 battery size pp3 (9v) california proposition 65 warning required no case included yes color / finish green/plastic country of origin china data hold yes dc polarity indicator no dc voltage none depth (in) 2 digital / analog digital digital display yes electronic yes globaltradeitemnumber (gtin) 00783310118657 internal supplier part # cm-330 internet product code (ipc) 7c094e993fe length (in) 10 manufacturer warranty lifetime limited warranty material plastic number of zones multiple package depth 1.5 package height 5.5 package weight 1.5 package weight (lbs) 1.5 safety rating ul, cul or csa, ce tester type voltage upc 783310118657 weight (lbs) 0.0625 weight (oz) 1 width (in) 3