Voltcraft spm 1 digital multimeter
Voltcraft spm 1digital multimeter plus solar radiation meter voltcraft spm 1 the spm 1 dmm combines the features of a digital multimeter with the option of measuring current solar radiation the solar sensor is permanently connected and thus cannot be lost the solar measurement function can be used to determine the ideal location or the best orientation for photovoltaic systems br measurement functions ac dc voltage resistance diode tester acoustic continuity test min max hold