Dual Pointer AC Millivoltmeter Dual Channel Frequency Response Voltmeter 
Input induction: 10 MQ ± 5%, 45PF

Input voltage: 220V/110V+10% 50HZ/60HZ
Stability: ±5% full moon
Working temperature: 100C~400C /85% RH
Output voltage: 0.1VMS±20% full moon (no load)
Storage temperature: 10°C-70°C relative temperature <80% |
Output resistance value: 600Q soil 20% 1KHZ level
Full Moon: Full Moon <3% 1KHZ level
Weight: 3KG
Size: 239 X 140 X 200MM
Frequency response: 5HZ ~500KHZ: soil <3%