... be used to test presence of load current,Voltage and resistance,etc. HT-315digital Clamp meter ,the use of safe ,convenience ,in high ... +(0.5%+1d) *Voltage AC600V+(1.5%+2d) *Current DC400A+(2.5%+5d) Current AC400A+(3.0%+4d) *Resistance20MΩ+(3.0%+5d ... at 100Ω*DiodeTest current 0.3mA;Open circuit Voltage 1.5V*Size(HxWxD): 205*70*37mm HT-315 digital clamp meter-current AC,Voltage ...