AUTOOL BT250 Automotive Electrical Circuit Tester with LCD Display and Overload Protection

The AUTOOL BT250 is a versatile automotive electrical system tester designed for diagnosing 12V and 24V vehicle circuits quickly and safely. With a clear LCD display, 1.5m power cable, and multiple test modes including AC/DC voltage, resistance, and diode checks, it provides accurate results directly at your fingertips. Built-in overload protection automatically disconnects power if current exceeds 16A, keeping both the tool and your vehicle’s electronics safe.   __ Key Features AC/DC Voltage Detection – Measures voltage values up to 65V for fast diagnostics Resistance Test Mode – Checks resistance values in circuits for faults and continuity Diode Test Mode – Quickly determines diode continuity and working state Overload Protection – Auto cut-off when current exceeds 16A 1.5m Power Cable – Flexible length for full engine bay coverage LCD Display – Easy-to-read results for accurate testing Compact & Durable – Ergonomic probe design for long-lasting reliability   __ Use Cases Test vehicle electrical circuits for continuity and voltage Diagnose 12V/24V car, truck, and motorcycle systems Check fuses, relays, and wiring harnesses Perform resistance and diode checks on electronic components   __ Technical Specs DC Voltage Measurement Range: 0–65V AC Voltage Measurement Range: 0–65V Resistance Measuring Range: 0–200kΩ Rated Current: 1–10A Overload Cut-Off: >16A Display: LCD Screen Power Cable Length: 1.5m Probe Tip Length: 42mm Main Unit Size: 253mm (H) × 32mm (W)   __ User Manual Download User Manual __ What’s in the Box 1x AUTOOL BT250 Circuit Tester 1x Pair of Alligator Clips (Red & Black) 1x User Manual 1x Retail Box