Benning ST 710 Battery-operated appliance tester DIN EN 50678 (VDE 0701), DIN EN 50699 (VDE 0702), DGUV regulation 3. Testing of electrical appliances/work equipment, e.g. electrical appliances/tools with on/off switch, heating appliances, motorised appliances, lights, cable reels, multiple distribution boards and household appliances. Graphical display