Conductor diameter under measurement: 2.4 to 30mm Operating voltage range: AC70 to 1000V Power supply (V): 4 AA alkaline batteries (LR6) (included) Width (mm): 61 Depth (mm): 36 Height (mm): 112 Power supply: 4 AA alkaline batteries (LR6)(包括) 测量(mm)下的导体直径:2.4至30