D52-2066 DIN-rail multi-function digital meter can measure altering current voltage, current, active power, power factor, frequency and electric power. Adopts LCD display, large font, with 178 wide visual angle, you can see the data clearly. Two types optional, you can choose AC40-300V and AC250-450V according to your demands. Wide applications, suitable for chemical industry, power station, automation equipment, DOS system, electromechanical device and etc.. You can have a try. Features: Multi-function, which can be used to measure altering current voltage, current, active power, power factor, frequency and electric power. Adopts LCD display, large font, with 178 wide visual angle, you can see the data clearly. Two types optional, you can choose AC40-300V and AC250-450V according to your demands. AC40-300V for measuring AC110V or AC220V household electricity. AC250-450V for measuring AC380V three-phase electricity. Easy installation, din rail mounting design, simple and convenient. Wide applications, suitable for chemical industry, power station, automation equipment, DOS system, electromechanical device and etc.. Specifications: Name: Power Meter Material: plastics Type: AC40-300V, AC250-450V (optional) Current: AC0.00-100.0A Frequency: 45.0Hz-65.0Hz Active power: 0.0-30000W (AC40-300V), 0.0-45000W (AC250-450V) Electric power: 0-99999kwh Power factor: 0.00-1.00PF Testing speed: 2 times per second Item size: 54 * 64 * 80mm / 2.13 * 2.52 * 3.15in Package size: 85 * 70 * 60mm / 3.35 * 2.76 * 2.36in Package weight: 140g / 4.94ounce Packing List: 1 * Power Meter