UT658B USB tester is used to inspect USB charger and portable power source of electronics products. UT658B can output voltage, current, and power. Users can use this device to monitor charging status of any USB powered device.
| Specifications | UT658B |
| Input voltage range (V) | 3V~9V |
| Voltage resolution | 0.01V |
| Voltage monitoring accuracy | ±(1%+5) |
| Current monitoring range (A) | 0A~3.5A |
| Current monitoring accuracy | ±(1%±5) |
| Current resolution | 0.01A |
| Capacity | 0~9999mAH |
| Capacity data storage | 10 sets |
| Display | LCD |
| Warning | √ |
| Button | √ |
| Cable length | 10cm |
| Pollution level | 2 |
| Working temperature | -10℃~40℃ |
| Storage temperature | -10℃~50℃ |
| Relative humidity | <75% |
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