HT86A 100V Automotive Circuit Tester Car Voltage Tester Pen

Find electrical faults faster and work with greater confidence using the automotive circuit tester built for practical vehicle diagnostics. This compact car voltage tester measures DC voltage from 0.8V to 100V while also checking resistance and circuit continuity. The clear backlit LCD and built-in flashlight make readings easier in dim engine bays, dashboards, and garages. Ideal for DIY car owners, technicians, and mechanics who need a portable voltage detector pen for everyday troubleshooting.

Key Features

• Measures 0.8–100V DC for automotive electrical testing.

• Resistance testing up to 20MΩ plus continuity checking with buzzer alert.

• Data hold keeps readings visible for easier inspection.

• Backlit LCD and built-in flashlight improve visibility in dark work areas.

• Auto power-off and low-battery indication help conserve the 1×AAA battery.

Why Choose Our HT86A 100V Automotive Circuit Tester Car Voltage Tester Pen

Unlike basic test lights that only indicate power, this automotive electrical tester provides digital voltage readings plus resistance and continuity testing in one compact tool. Its sharp probe and alligator clip help reach wiring, fuse boxes, batteries, and other vehicle circuits with better control.

Perfect For

Car battery checks, fuse diagnostics, wiring troubleshooting, continuity tests, circuit fault detection, vehicle repair, garage maintenance, and DIY automotive electrical work.

Test Smarter and Find Faults Faster

Make vehicle electrical troubleshooting simpler with the HT86A. Add this compact tester to your tool kit and diagnose common circuit problems with clear digital readings.