Multi-purpose tester for dry cell 1.5-volt batteries (AAA, AA, C, D and button-type), 9-volt batteries (PP3 /6-litreR61), household and automotive fuses, bulbs (with bayonet fitting and push/screw type torch light bulbs). Readings show up on clear scale. There is also an audible continuity tester via test probes supplied. Size 70 x 145 mm. Runs off 1 x 9-volt PP3/6-litreR61 battery (supplied). All Draper tools are manufactured to high quality standards that are strictly controlled by our quality control engineers. They offer good value for money and a number of useful features to improve the performance of the product. All Draper products come backed by the Draper Tools guarantee. Draper Tools is a family-run company that has been selling high-quality tools in the United Kingdom and beyond for more than 90 years. To bring you the tool you need, the Draper buying team sources innovative products, which adhere to strict ethical and quality standards, from all around the world.