About this item

• 【COMPREHENSIVE POWER CIRCUIT TESTER】Switch to Mode I, you’ve just activated Power Circuit Probe Tester which supports 4 working modes:AC/DC Voltage, Resistance and Diode. The electrical probe tester allows users to check 12V 24V electrical system instantly, tells you whether the wire or circuit is live, and which side of the circuit you are on, positive or negative. NOTE: This circuit tester can be powered by either connecting to cigarette lighter/vehicle’s battery,no external battery needed!
• 【3 YEAR WA*RRANTY, 24/7 TECH SUPPORT, 60 DAYS NO QUESTION ASKED RE*TURN/RE*FUND】 We offer 3 Years Wa*rranty, Lifelong technical support, 60 Days No-Question-asked NEW REPLACEMENT OR RE*FUND. Any questions or concerns, please reach us without hesitation.
• VDIAGTOOL BT300 is a 6V and 12V battery tester for cars, motorcycles, trucks, ATVs, and boats. It quickly and precisely conducts all the essential tests to examine the condition of your vehicle's battery before it fails or requires a jump start, such as checking voltage, load, internal resistance, ripple, rating, state of charge (SOC), state of health (SOH), cold cranking amps (CCA), as well as charging and cranking. This tool is essential for both DIY enthusiasts and professionals.
• 【ALL-IN-ONE TOOL FOR ANY CIRCUIT PROBLEM DIAGNOSIS】V200 Pro covers all circuit tests: ✔Circuit Breaker/Open Test ✔Tracing Wire ✔AC/DC Voltage Test ✔Diode Test ✔Resistance Test ✔Polarity Test ✔Continuity Test ✔Ground Test ✔Activate Components ✔Signal Circuit Test ✔Relay, Fuse, Trailer Light Test. You can quickly & easily Locate short circuits, open connections, broken wires, current leaks and even trace wires. Get this essential circuit tester today and save your time and costly trip to a dealers
• 【6V 12V BATTERY TESTER FOR CAR MOTORCYCLE TRUCK ATV BOAT】 VDIAGTOOL BT300 is a fast & accurate car battery tester that performs literally all tests necessary to check your vehicle’s battery health conditions before it dies or a jump starter is needed, including 6V&12V Battery Test likes Voltage√ Load√ Internal Resistance√ Ripple Tests√ Rating√ SOC√ SOH√ CCA Test√ Charging & Cranking Test. It’s must-have battery testing tool for DIYers & pros.