TREK 320C 数字电压表/ 便携式/ 直流/ 静电（100V）

Measurement Range: 0 to ±100V DC or peak AC.
Accuracy: ±0.05% of full scale.
Speed of Response: Less than  300ms for a 100V step
Dimensions: 108 mm H x 223 mm W x 370 mm D
Weight: 3.6 kg 

Datasheet

Probe

Probe Chart

Option Probe
Model 3250 High-Sensitivity Probe .