Features: brand new and high quality Long cable makes your testing easily. After a simple hook-up of the unit to the vehicle's battery, automotive technician can conduct a positive or negative battery current to the tip by rocking the power switch forward or backward. The unit has short-circuit for protection and can test for bad ground contacts instantly. It allows you to track and locate short circuits. It can also test for continuity with the assistance of its auxiliary ground lead. It is a comprehensive 6-24V for DC test kit. Specifications: Material: Metal+Plastic Size: Approx.20.8x13.1cm/8.19x5.16in Cable Length: About 5m Overload Protection: 8A (When the current exceeds 8A, this item will disconnect the current automatically.) Note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Plastic Package 1x Instruction Manual 1x Extension Cable 1x for Crocodile clip 1x Wire Probe 1x Back-probe