Parameters are clear at a glance: The battery test detector can display 9 groups of measurement parameters simultaneously, with each parameter clearly visible. Easy to read: The Battery Test Monitor LCD display provides a better visual experience and easier reading. You can quickly access the information you need. Not easy to break: The battery monitor's shell is made of high-strength material, offering elasticity and durability. It is designed for long-term use. Safe and reliable: The multifunctional battery tester features high-precision chip control, quality electronic components, and a reliable welding process. Scope: The battery tester is designed to measure voltage, discharge current, discharge power, discharge impedance, internal resistance, capacity, remaining power, energy consumption, and operating time of various batteries, displaying the data on the LCD screen. Features: 1. The LCD screen provides a clear display for improved visibility and ease of reading. 2. The device housing is constructed from high-strength, durable, and elastic material. 3. Equipped with high-precision chip control and reliable electronic components. 4. Designed to measure multiple battery parameters including voltage, discharge current, discharge power, discharge impedance, internal resistance, capacity, remaining power, energy consumption, and operating time, with results displayed on the LCD screen. Package list: