Feature: 1. Using the four‑wire measurement method, it can measure very low resistance while maintaining high accuracy. 2. Full protection function, strong anti‑magnetic and anti‑interference ability, to ensure the accuracy of measurement results. 3. Large‑screen LCD display with clear handwriting makes it easier to measure and record data. 4. Function symbol display, detailed data display, convenient and simple operation. 5. Small size, portable and light weight, it can be easily handheld to measure in various situations. Specification: Item Type: Resistance Tester Model: VC480C+ Material: ABS Power Supply: 6xAA 1.5V Battery / External DC 9V Adapter Power Supply (Battery and power Supply Not Included) Purpose: It can be used for low resistance test. Range Accuracy Resolution Test Current 20 mΩ ±(0.5% Reading±3) 0.01 mΩ About 100mA 200 mΩ ±(0.5% Reading±3) 0.1 mΩ About 50mA 2 Ω 1 mΩ 20Ω 1 0mΩ 200Ω 1 00mΩ 2kΩ 1Ω Special Function VC480C+ Low Voltage Display Approximately Lower than 7.5V Display Data Retention √ Backlight Display/Function Protection √ Sampling Rate 3 Times/Sec Operation Method Manual Range Maximum Display 1999 LCD Size 75x52mm Power Supply 6 x 1.5VAA Batteries / External DC 9V Adapter Power Supply Power Consumption Quiescent Current about 6mA . Package List: 1 x Resistance Tester (Battery Not Included)2 x Four-Wire Test Lead1 x Strap1 x Manual Note: When using the resistance tester, do not touch the metal part of the test lead with your hands to ensure safety.