Uses: Detect Automobile Ignition System.Applicable Models: All 12V Engine ModelsThe precise ignition timing lamp provides a convenient method for the engine timing on the car.There are auxiliary functions such as advance timing, allowing users to check vacuum, mechanical or computer-controlled timing advance curves!Digital display button operation panel, simple and easy to operate.Generally, the engine needs to be adjusted or checked at a specific engine speed or in some cases to achieve accurate positive timing with a specific vacuum advancement diaphragm that applicable for a distributor or a car's built-in engine. The plastic timing can be used at 6V or 12V positive or negative grounding system.Feature:Suitable for 12V gasoline engine.High-strength, impact-resistant ABS shell.Interchangeable Clamp and easy to operate.Digital display button operation panel, simple and easy to operate.Specification:Power Supply Voltage: 12VSpeed: 9000rpmProduct Size: 270 X 260 X 80mm/10.63 X 10.24 X 3.15"Weight: 550gUses: Detect Automobile Ignition SystemApplicable Models: All Domestic and Imported 12V Engine ModelsNote:1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!2. Please allow 1-3mm measuring deviation due to manual measurement.Included1 X Inductive Timing Light1 X Manual