Features: This Battery Voltages Internal Resistance Tester offers high Precisions measurements, supporting a wide ranges of voltages and resistances to ensure accurate and reliable data for your testing needs. Featuring a Easy Carry design with a large screen display, this tester provide clear readings and includes automatic calibration function for ease of use. Ideal for electricians, engineers, technicians, and electronics enthusiasts, it caters to both professional and hobbyist requirements. Widely applicable in laboratory testing, industrial maintenance, and power equipment inspection, this versatile tool is essential for various testing situation. Constructed from ABS and metal materials, this device ensures longevities and resilience, making it a stable choice for battery testing and capacitor analysis. Specifications: Material: ABS+metal Size: about 28.4x80.5x158.7mm/1x3.2x6.3inch Resistance: 0-200Ω Voltages: 0-±11V Battery: 1000mAH(build-in) Package Includes: 1xBattery Voltages Tester note: Please allow 1 to 3cm error due to manual measurement, please make sure you do not mind before you bid, Due to the differences between different monitors, the picture may not reflect the actual colorful of the item.