The Wiha Continuity Tester quickly and easily tests electrical connections, components, and equipment for continuity. Thanks to a signal sound and LED display the continuity measurement is easy to read. If the device is not in use for 30 seconds, it automatically switches off to save energy. In addition, the continuity tester from Wiha has an integrated flashlight function, providing optimal illumination conditions even in poorly lit working environments. Both in the area of tested current and in various resistance areas, the continuity tester from Wiha offers reliable test results coupled with maximum safety according to CAT II up to 400 V. Conforms to EN 61010-1, IP40, CE CAT II 400V Standards. Specifications: Measurement Ranges: 0 - 500 kΩ and 0 - 10 Ω. Resistance Range 1: 0 to 500 kΩ / Range 2: 0 to 10 Ω. Testing Current Range 1: < 5 µA / Range 2: < 20 mA. Operating Temperature: 0°C - 40°C. Protection Class: IP 40. Power: 2 x AAA Batteries (supplied).