... , anti-jamming, vibration-proof, clear visual reading, and good full-range linearity. It can substitute for the outdated pointer electricity meter ... /60HZ Precision: ±0.5%, ±2-digit is allowable in full-range Sampling speed: about 2.5 cycles per second Temperature coefficient ... /°C Character display: LED 0.5 red Full range of display: 1,999 Over-range display: the first digit 1 is shown and ...