With the 335A's deluxe design, the Fluke 330A Series takes a new look at the way you make current measurements. Re-writing how you use your tools, and how to get the results you need, faster and effortlessly. The result is a new, ergonomic concept, shaped to fit your hand and to access tight spots easily. The series feature a large display that is backlit -on most models- so readings can be taken in virtually any lighting situation. Auto-shut-off maximizes battery life so the meter works when you need it. A choice of five models gives you the right functions for your measurements.