Maximum display: 3999 counts DC current (A): 2000 AC current (A): 2000 DC voltage (V): 1000 AC voltage (V): 750 Resistance (Ω): 4000 Power supply (V): 1 x 9V dry battery Detection method: True RMS rectification (RMS) Maximum测得的导体直径(MM):33 测量电流(AC/DC/AC/DC):同时使用了AC/DC电源:1 x 9V干电池 连续使用时间(H):大约15小时 频率