Features: 100% brand new and high quality SPT360 is a digital high-frequency tester for testing the performance and strength of spark plugs. The frequency can reach up to 9000 rpm and is compatible with spark plug testing of all crankshaft engines and motorcycles on the market. Can also compare five holes at the same time, simulate the real speed, and display digital control, which improves the test accuracy and the work efficiency of maintenance personnel. LCD display. Digital working frequency, more precise adjustment. Easy to operate, connect and test. Package Includes: 1x Spark Plugs Tester(110V/220V) Specifications: Material: ABS+Metal Size: Approx.192x115x53cm/7.6x4.5x2.1in Type: 110V/220V 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.