Tests for lack of ignition status. Handy to intuitively understand the operation of the ignition coil. Easy to read - high visibility white inscription, which makes it easier to read the measurement deviation. Depending on the color of the spark and the distance of the spark, you can determine the quality of the coil. Mounting with screws to adjust the spark gap, quickly and easily. Prevent the ignition coil from igniting and burning. Features: Prevent the ignition coil from igniting and burning. Features: Prevent the ignition coil from igniting and burning. p> Alligator clips that connect securely to ground. Mounting with screws to adjust spark gap, quickly and easily. Convenient to intuitively understand the operation of the ignition coil. Find dirty ignition plugs, bad points, bad cables or connections, etc. Specification: Material: Metal Packaging: Insert card: 170*90*25mm Color: as shown Package includes: 1 x Candle Tester Note: Please allow 1-2 cm differs due to manual measurement, thanks. There might be some slight differences in the color tone of the pictures and the actual item.