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all-sun EM4558 Electromagnetic Waves Level Sensor Accuracy Electromagnetic Wave Strength EMF Tester Protable Sensor Detector
Specifications:
- Weight: about 115g (including battery)
- Test Indicator: LED,red light
- Size: 192x50x30mm
- Power Indicator: LED, green light
- Power: 9V battery, 6F22 or equivalent,1 piece
- Origin: CN(Origin)
- Operating Current: 15mA-90mA
- Electromagnetic Wave Strength: 5 levels, 1-5
- Brand Name: all sun
- Certification: none
- Free shipping
- 100 days returns
- Low prices
- 5 million products