Specification Color: Black and Red Material: PC, Stainless Steel, Silicone Operating Modes: 4 (Voltage, Current, Resistance, Frequency Modes) Test Voltage Range: 1-75V Supply Voltage Range: 4-75V Resolution: 0.1V Accuracy:1-75V±(1%+3digits) Operating Temperature: 0-50ºC/32-122°F Operating Humidity: <80% Extendable Spring Line Length: Max. 360cm/141.7in Ground Lead Size(D*H): 0.55*9cm/0.21*3.54in Product Size(D*H): 3.85*17.6cm/1.5*6.93in Package Size: 30*7*5cm/11.81*2.76*1.97in Gross Weight: 0.28kg/0.617lbs Net Weight: 0.2kg/0.44lbs Package Included 1* DC Auto Voltage Tester 1* English Manual.