Digital only Ampere meter / AMP meter/ VOLT meter/ voltmeter Specification: Model no: MB3000 series Power supply: AC 220V, AC115V/ DC5V/ DC24V optional Digital display: 3 1/ 2 ( 1999 counts) Operating temperaure: 0--50 degrees Relative humidity: 20--80% Installation method: Inlay Full range: + 500V Resolution: 1V Input impedance: 10M© Max input voltage: + 700V Tapping size: ( 90+ 0.5) x( 45+ 0.5) mm Dimension: ( W) 96 X ( H) 48X ( D) 78mm Net weight: 300g Key feature: 1. Utilies Germany ( DIN) industrial standard. 2. Handtailored filter colour piece. 3. Use high quality components such as Largescale Integrated circuit ( LSI) . 4. High stability datum. 5. Can be used both in measuring voltage & current. 6. Can be used on varied precise physical measuring such as temperature, pressure, displacement and resistance though the outer transducer. 7. Can adapt to the difference input or unilateral input easily as well as fitted for the use of varied digital instruments. 8. More than 70000 hour life * 17 years of export experience and 12 years experience cooperation with Panasonic. Welcome and thanks for attention!