1. Product size: 11.3x5.4x2.2cm 2. Product weight: 102g 3. Battery type: Lithium battery 800mAh 4. DC voltage range: 600V 5. AC voltage range: 600V 6. Capacitance range: 60mF 7. LED color display, easy to see the data intuitively 8. Small and portable, does not take up space, and is widely used