Low battery indicator light on when battery voltage <5V
Digital display
Multi-functional tester measure environment:
Temperature/Humidity/Surface Resistance.
| Power Voltage | DC 9V |
| Validity of battery | 40 H |
| Measurement accuracy | 1/2 |
| Measurement range | 103~1012Ω 40~60℃ 0~100%RH |
| Weight of instrument | 425g |
| Weight of hammer | 2.5±0.2kg/pc |










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