Check the listing for details. In-Line Ignition Spark Tester Engine Ignition Spark Plug Tester Diagnostic Tool. Condition: New. Listed at 7.99 USD. Maxsales_2009IN-LINE IGNITION SPARK TESTER · Tests for lack of spark condition. · Essential for trouble shooting all internal combustion engines. · Easy to use, get results in seconds. · Finds dirty spark plug connections, defective points, bad cables or connections, and more. · Bulb flashes when spark circuit is completed, indicates ignition system or fuel delivery problem. · Simply connect between spark plug and spark plug wire. Shipping Information:All package will be inspected before shipping. Protective packing material will be added in your package if we believe item can be damaged easily in transit. Please allow 1-2 business days handling time for payment processing and shipping. Tracking numbers will be available in 24 hours except weekends and holidays. For faster service, please update your correct shipping address before sending payment. Please contact us if you have any questions on shipping. Terms of Sale:100% Satisfaction Guaranteed or your money back. All exchange items must be in 100% brand new condition. Buyers are responsible for return shipping. Items must be returned by the same method use for delivery. All returns will subject to a 10% restocking fee based on there invoice price