| Model | Range | Resolution
  | Clamp Size | Power Supply&output
  | Hall effect | Current induction output,Direct Coil tap | Others
  | 
MEWOI107BE  | 0mA~60A (AC/DC)  | 1mA   | Φ7mm     | Power Supply: 9VDC, Output:10mV/A,100mV/A, Accuracy 3% | √ | 
  | Suitable for small spaces AC / DC leakage current, low current test. | 
MEWOI108  | 0.0mA~30A (AC) | 0.1mA, Accuracy 0.5%  | Φ8 mm | 
  | 
  | √ | Suitable for small spaces AC leakage current, harmonic, phase, Power test | 
MEWOI114  | 0.00mA~100A(AC) | 0.01mA, Accuracy 1.0%  | Φ14 mm | 
  | 
  | √ | Suitable for small spaces AC leakage current, harmonic, phase, Power test | 
MEWOI115  
  | 0.00mA~100A | 0.01mA
  | 17mm×18mm | 
  | 
  | √ | High accuracy AC leakage current | 
MEWOI116  
  | 0.00mA~20A (AC) | 0.01mA,1% | Φ16mm | 
  | 
  | √ | High accuracy AC leakage current | 
MEWOI130  | 0.000mA~30A (AC), | 0.01mA,Accuracy: 1% | 25*30mm | 
  | 
  | √ | Double shielding, anti-jamming capability,suitable for leakage current,small current test. | 
MEWOI130E  | 0.00A~10A (DC), | 0.01A     | 25*30mm | Power supply: 9VDC, output:0~2.5mV/10mA,Accuracy: 3%,Turns ratio:1:800 | 
  | 
  | Double shielding, anti-jamming capability,suitable for small DC current test. | 
MEWOI130E2  | 0.0mA ~100mA (DC),  | 0.1mA       | 25*30mm | Power supply: 9VDC, output:0~2.5mV/1mA,Accuracy: 3%,Turns ratio:1:800 | 
  | 
  | Double shielding, anti-jamming capability,suitable for DC leakage current test. | 
MEWOI130BE  | 0mA~60A (AC/DC)     | 1mA | 25*30mm | Power supply: 9VDC, output:10mV/A,100mV/A,Accuracy: 2%   | √ | 
  | suitable for AC/DC current test | 
MEWOI135BE  | 0.0A~1000A (AC/DC)     | 0.1A | 30*35mm     | Power supply: 9VDC, output:1mV/1A,Accuracy: 2%   | √ | 
  | suitable for AC/DC current test | 
MEWOI140  | 0.00mA ~300A (AC)   Turn Ratio 1:2400  | 0.01mA,Accuracy: 1%   | 35*40mm   | 
  | 
  | √ | Single shielding, suitable for leakage current, small current test | 
MEWOI140B  | 0.0A~600A (AC) 
 
 Turn Ratio 1:4000 
 
  | 0.1A, Accuracy: 1%  | 35*40mm | 
  | 
  | √ | suitable for big current test | 
MEWOI140C  | 0.0mA ~100A (AC) Turn Ratio 1:2000  | 0.1mA, Accuracy: 1%  | 35*40mm | 
  | 
  | √ | suitable for current, harmonic, phase, Power test | 
MEWOI150  
  | 0mA ~ 600A AC | 1mA,0.5% | Φ50mm | 
  | 
  | 
  | 
  | 
MEWOI168  | 0.00mA ~1000A (AC)        | 0.01mA, Accuracy: 1%        | Φ68mm | 
  | 
  | √ | Double shielding, anti-jamming capability,suitable for leakage current, current test | 
MEWOI168B  | 0.0A~2000A (AC) | 0.1A, Accuracy: 2%  | Φ68mm | 
  | 
  | √ | suitable for current, harmonic, phase, Power test | 
MEWOI168C  | 0.00A~1000A (AC) | 1mA, Accuracy: 2%  | Φ68mm | 
  | 
  | √ | suitable for current, harmonic, phase, Power test | 
MEWOI168BE  | 0.0A~2000A (DC), 0.0A~1000A(AC)  | 0.1mA | Φ68mm | Power supply: 9VDC, output:1mV/1A, Accuracy: 2%  | √ | 
  | suitable for AC/DC big current test
 
  | 
MEWOI170  
  | 0mA ~ 1000A | 1mA | Φ70mm | output signal: mA/A;mV/A;1A;5A | 
  | 
  | 
  |