BSIDE U0 AC DC Clamp Meter Electric Pen Current Digital Multimeter 1. Three-in-one function, electric pen + ammeter + multimeter, strong practicality. 2. Beautiful, portable, high precision, fast testing, more reliable. 3. Color LCD display, LED flashlight design, enhanced reading experience. 4. With full-range overload protection, automatic measurement at power on, and intelligent burn prevention. 5. Automatic mode: can automatically identify AC voltage, DC voltage, resistance, and onoff. Parameters: 1. DC voltage: 0.800V-610V 2. AC voltage: 0.800V-610V 3. DC current: 1-100A 4. AC current: 1-100A 5. Resistance: 5 ohms-40.00 Mega ohms 6. Display: LCD screen 7. Maximum display value: 4000 digits 8. Sampling rate: about 3 timessecond 9. Automatic shutdown time: 15 minutes 10. Working temperature and humidity: 0-40 degrees Celsius, 0-80%RH 11. Storage temperature and humidity: -10-60 degrees Celsius, 0-70%RH 12. Power supply: built-in 3.7V 400mAh lithium battery 13. Working altitude: maximum 2000m 14. Dimensions: 192 x 36 x 30mm 15. Weight: 100g