1. Easy to install, simple to use, no complicated steps 2. Energy saving and environmental protection, stable performance 3. Frequency range: 20-75Hz 4. Voltage range: 60-500V AC 5. Current range: 0-99.9A 6. Accuracy: +/- 2% 7. Ambient temperature: 0-50 degrees Celsius 8. Hole size: 22mm 9. Overall dimensions: about 2.8 x 5.1 x 2cm
