Double-opening clamp that is easy to clamp AC300, 600A range Measurement conductor diameter (mm): Maximum 42 AC current (A): 300, 60 DC voltage (V): 0.3, 3, 30, 3000, 750 AC voltage (V): 4, 40, 450, 500 Resistance (Ω): 300 电源(v):LR-44(1.5V)按钮电池x 2 宽度(mm):65 深度(mm):23 高度(mm):184 测量电流