DC voltage (V): 400 AC voltage (V): 400 Resistance (Ω): 20M Detection method: Average rectification (MEAN) DC current (mA): 200 AC current (mA): 200 Power supply (V): 2 x button type alkaline batteries (LR44) (sold separately) Power supply: 2 X按钮类型碱性电池(LR44)(单 出售) 宽度x深度x高度:81 x 13 x 116mm 连续使用时间(h):160小时 大显示(计数):4000