1. Material: ABS
2. Voltage: 4.5V
3. Power supply: 3 x 1.5V/AA batteries (not included)
4. Frequency range: 2Hz-400Hz
5. Applicable voltage range: 120V-400V AC
6. Phase sequence detection: detects the phase sequence and phase loss of three-phase power lines
7. Contactless motor detection: detects the motors rotation direction
8. Motor wiring detection: conveniently determines the correct motor wiring sequence
9. Magnetic field detection: detects the presence of electromagnetic fields
10. Dimensions: 128x70x30mm
11. Weight: 168g