| Quantity | 3+ units | 10+ units | 30+ units | 50+ units | More |
|---|---|---|---|---|---|
| Price /Unit | $58.48 | $57.28 | $55.49 | $53.11 | Contact US |
QLeTEK KL500A 100V 500A Bluetooth Smart Battery Monitor Coulometer Voltmeter Voltage Current Meter
$59.85
QLeTEK KL300A 100V 300A Bluetooth Smart Battery Monitor Coulometer Voltmeter Voltage Current Meter
$49.96
QLeTEK KL150A 100V 150A Bluetooth Smart Battery Monitor Coulometer Voltmeter Voltage Current Meter
$43.95
Digital Sound Level Meter Noise Meter Noise Tester AR-814 (AR814)
Specfications:
| Measuring Range | 30～130dBA |
| 35～130dBC | |
| Accuracy | ±1.5dB |
| Frequency Range | 31.5HZ-8.5KHZ |
| Linearity Range | 50dB |
| AC/DC Output | √ |
| Auto Power Shut Off | √ |
| Low Battery Indication | √ |
| Over Range Indication | √ |
| Digit & Resolution | 5Digits & 0.1dB |
| Time Weighting Selection | Fast/Slow |
| Microphone | 1/2 Inch Electret Condenser Microphone |
| Frequency Weighting | A & C |
| Frequency Weighting | √ |
| Max Hold Function | √ |
| RS232 PC Interface | - |
| Calendar function | - |
| Sampling Frequency | 2 times/sec |
