WINAMOO 3-48V LED Digital Tester, Voltage Tester with Voltmeter and Two-Tone Polarity Indicator, Electrical Test Pen with Stainless Steel Probe for Car/Truck/SUV

Precise reading and clear digital display: The bright LED display shows very clear readings under all lighting conditions, the resolution of 0.1 V with an accuracy of ± 0.2 V gives you a reliable display and shows you the voltage number easily and quickly. Bi-directional light-emitting diode on the circuit board for easy battery charging test, red light indicates positive polarity, green light indicates negative polarity.

Quick detection and extended use: WINAMOO automatic circuit tester helps you quickly test the voltage of the car battery and diagnose problems in 3V-48V systems, including the functionality of the alternator tester of car/truck/SUV/boat. Can also check the integrity of the circuit tester of headlights, taillights, turn signal circuits, defective sockets, fuse ports and more.

SHARP PROBE & ANTI LOST PROTECTION SLEEVE Sharp stainless steel probe for easy piercing of insulation, even for hard-to-reach areas. Built in anti lost protection sleeve secures the probe during storage and protects it from damage to ensure there are no knife strikes and injuries and will not be lost wherever you go.

EXTENDED SPRING WIRE & LARGE CROCODILE CLIP The 96 inch high quality spring wire increases flexibility to access large areas when testing. Attaches with a large alligator clip for easy one-handed operation, which increases efficiency for capacity control of the car battery and beyond.

ULTRA DURABLE & SAFE CONSTRUCTION This voltage tester features an ergonomic handle for comfort and secure grip. Built with high quality ABS body with higher transparency, shatterproof and durable. Guarantees a reliable battery counter and circuit analysis for safe operation, making it an indispensable tool in electrical troubleshooting.

Car Test Lamp with 3-48 V LED Digital Voltage Display, Car Circuit Tester with Voltmeter and Two-Tone Polarity Display, Electric Test Pen Including

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