Car Computer Power Failure Memory OBD Replacement Battery Continuous Power Supply Tool

This tool can be used to detect electrical leaks, display voltage, replace the battery, etc.

Using this simple tool when replacing your car battery will help you avoid these problems.

Features: Bright screen.

The battery is correctly connected to the positive and negative terminals; otherwise, the light will not illuminate. This detection tool has reverse polarity protection (the digital tube will not light up after reverse connection; no power is supplied). It can display the current (can be used for detecting electrical leaks; can also determine the car's resting current when the engine is not running). It can display the battery voltage (to prevent the use of batteries with insufficient electrical power; it cannot achieve the goal of continuous battery replacement). Voltage and current are automatically cycled with a 5-amp safety margin. It also features a power management system with a central processor. Specifications: Cable length: 1.5 m Package size: 145 * 100 * 50 mm / 5.7 * 3.9 * 2.0 inches Package weight: 159 g / 5.6 ounces Packing list: 1 * car battery detection tool