AUTOOL BT210 Car Electric Circuit Tester is suitable for diagnostic in all 9V to 30V vehicle electrical systems. With a simple hook-up of the tool to the vehicle's battery, Voltage Test, Continuity Test, Polarity Test ,Temperature Test, and Current overload protection will be available to test.

Features:
➤ 1.【Four Modes Optional】 Voltage Test: digital display voltage measurement. On-off Test: can detect open circuit, path, virtual circuit and real circuit. Positive and Negative Pole Test: determine the positive and negative poles. Temperature Test: the pointer is equipped with a temperature sensor to detect the temperature of the specified contact.
➤ 2.【Wide Application】 The AUTOOL BT210 automotive circuit tester is specially used for maintenance and detection of 9-30V DC automobile circuits, which can quickly eliminate problems in the process of vehicle troubleshooting. Applicable to all types of vehicles, including automobiles, trucks, motorcycles, etc.
➤ 3.【LED Indication & Easy to Operate】 Digital LED voltage display for accurate volt readouts. Briefly press the "M" key on the circuit tester to switch four test modes. Briefly press the "Lighting" button on the circuit tester to turn on or off the light beside the probe.
➤ 4.【High Quality & Excellent Design】 The design of this circuit tester is exquisite and compact, only 0.2 pounds, easy to carry and operate. The length of the wire is about 3.6 ft, which can cover the entire engine compartment and facilitate the inspection of the vehicle's electrical system. The high sensitivity probe with a tip makes it easier to touch small and difficult areas.
➤ 5.【Safety Protection】The circuit tester has overload protection function. When the voltage or current is overloaded, the circuit tester probe will activate the overload protection function to protect the equipment and personnel. We offer a 3-year warranty on all AUTOOL tools and provide lifelong technical support to solve quality problems in a timely and effective manner.