| Power supply | Nickel-metal hydride battery (AA battery type 6) charge will be made in an external charger. (Can also be used in alkaline batteries) battery mark displayed when the battery voltage drop
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            | The measured current | DC1A constant current output (DC5V) (the drooping characteristic resistance is more than 5Ω of the measurement circuit) | 
        
            | Measurement range | 0 ~ 1.999Ω / 19.99Ω / 199.9Ω | 
        
            | resolution | 0.001Ω / 0.01 / 0.1Ω | 
        
            | Measurement accuracy | ± 2.5% FS | 
        
            | Measurement method | Voltage drop measurement formula | 
        
            | Measurement time | 1 measuring about 3 seconds | 
        
            | display | 3-digit 1/2 7-segment LCD display | 
        
            | usage environment | Operating temperature range 5 ~ 40 ℃ Operating humidity range 20% to 80%
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            | External dimensions | 105 (D) × 153 (W) × 70 (H) | 
        
            | weight | About 650g (including battery) | 
        
            | accessories | Measurement code (1.5m) ...... 2 This shoulder belt ...... one
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