digital panel meter,panel meter,energy meter,ampere meter,volt meter,freqency meter,power meter,power factor meter,hour meter, m digital panel meter,panel meter,energy meter,ampere meter,volt meter,freqency meter,power meter,power factor meter,hour meter, moving coil ... % 10. Heat resistance: Case of non-combustible plastic material 11. Voltage testing: Over 2, 000V 12. Fastening: By means of nuts ...