... Digital AC, AC/DC Autoranging Clamp MeterHT-315 could be used to test presence of load current,Voltage and resistance,etc. HT-315digital Clamp meter , ... .5%+1d) *Voltage AC600V+(1.5%+2d) *Current DC400A+(2.5%+5d) Current AC400A+(3.0%+4d) *Resistance20MΩ+(3.0%+5d ... Ω*DiodeTest current 0.3mA;Open circuit Voltage 1.5V*Size(HxWxD): 205*70*37mm HT-315 digital clamp meter-current AC,Voltage DC/AC autoranging