| After-sales Service: | Provide lifelong after-sales service |
|---|---|
| Warranty: | 1 Year |
| Power supply: | DC 7.4V 1.8Ah rechargeable lithium battery |
| Grounding resistance range: | 0.000Ohm~3000Ohm |
| Ground voltage range: | AC 0.0~100V (50Hz / 60Hz) |
| Test voltage waveform: | Sine wave |
| Customization: |
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