Fangrui Product Details 1. Digital Multimeter High Precision Digital Display Ammeter 2. Voltage: Dc: 0.1mv-600v; Ac: 0.1v-600v 3. Dc Current: 1ua-10a 4. Resistance: 0.1 Ohm-20 Megohm 5. Input Impedance: 10 Megohms 6. Sampling Frequency: About 3 Times Second 7. Diode: 2.2v 8. Value Display: Up To 1999 9. Power Supply: 2 Aaa Batteries (not Included) 10. Functions: Ncv Sensing, Intelligent Anti-burning, True Rms, Backlight Display, On-off Alarm, Automatic Shutdown, Value Locking 11. Packing List: Host X 1, Meter Pen X 2, Manual X 1 12. Overall Size: About 14.8 X 7 X 4.2cm 13. Weight: About 200g 14. Features: 15. The Body Is Protected By A Soft Rubber Sleeve, Which Can Be Fall-proof, Dust-proof And Shock-proof 16. Thickened Back Bracket Design, More Convenient To Place 17. Flashlight Lighting Function, In The Dark Environment Can Also Be Easily Measured 18. Pen Storage Slot On The Back 19. Sound And Light Alarm, Hit The Ncv Gear, The Non-contact Voltage Sensing Area Near The Circuit, When The Ac Voltage Is Measured, The Multimeter Will Be Based On The Size Of The Detected Voltage Intensity, Display And Different Frequency Of Beeping Alarm Sound 20. Large Backlit Display, Easy To Read In Dark Environment