Fangrui Product Details 1. Bside Z5 Smart Pen Multimeter Backlight Lcd 6000 Counts Auto Voltage Detector 2. Frequency (hz): 10hz-10mhz 3. Operation Mode: Automaticmanual 4. Display Range: 0-6000 Bits 5. Dcac Voltage Range: 0-600v 6. Measuring Resistance Range: 0 Ohm-60 Megohm 7. Diode: Less Than 3.0v Diode Automatic Recognition 8. Automatic Shutdown Time: About 15 Minutes 9. Power Supply: 1.5v 2 X Aaa Batteries (not Included) 10. Multimeter Weight: About 60 Grams 11. Size: About 18.8 X 2.25 X 2.2cm 12. Features: 13. Single-hole Intelligent Multimeter, High-definition Lcd Screen, Clear Display, Easy To Take And Read Data, Lightweight And Portable 14. Automatic Detection, Function, Fast Test, Accurate And Effective, Comfortable To Use 15. Measurement Functions: Resistance, Ac Voltage, Dc Voltage, Etc. 16. Long Lasting, Easy To The Battery, Low Energy Consumption 17. When Checking The Circuit Connection Or Disconnection, By Sensing The Strength Of The Signal, The Buzzer Sends Out Alarms Of Different Frequencies 18. Intelligent Chip, Non-contact Safer, Line Break Point Induction Search, Not Hurt Line 19. Zero Fire Line Identification, One-key Measurement, Goodbye To Cumbersome, Insulated Operation, Safe Checking Electricity 20. Ac Voltage Test, Power On The Direct Voltage Measurement, Without Any Gear Shift 21. 9 With Led Flashlight Tail Light, Can Change The Dark Environment, Day And Night Are Applicable