Fluke (UK) Ltd
Fluke 726 Multi Function Calibrator, 55mA, 30V dc, - UKAS Calibration, Port Connections: 4 mm Socket, Battery Life: 80 h, Battery Type: AA, Weight: 400g, Height: 200mm, Length: 180mm, Maximum Operating Temperature: +50°C, Minimum Operating Temperature: -10°C, Width: 85mm