Width x Depth x Height (mm): 89 x 136 x 214 Measurement distance (mm): 0.1-5 Measurement diameter ratio: 50:1 Class 2 laser used Continuous work time: 3 hours Measurement temperature range (℃): -40 to 1000 Temperature minimum display (℃): 0.1 Distance to测量范围比(D与S):50至1 电源(V):4 X AA碱电池或10.8V锂离子电池(分别出售) 电源:4 x AA碱电池或10.8V锂离子电池(分别出售)