1. The tester can show if there is ignition voltage and its intensity.
2. In contrast to spark plugs, spark gaps can be tested on this tool,So you can check the power reserve.
3. You can adjust the spark gap by turning the adjustable screw.
4. A good and intact ignition system should have a clearance of at least 15 mm.
Advantages:
1. Determine the quality of the coil based on the color of the sparks and the flashes in the distance.
2. Intuitive and easy to understand the operation of the ignition coil.
3. Alligator clip securely fixed to the ground.
4. Screw assembly allows quick and easy adjustment of spark gap.
5. Avoid fire, burnout of ignition coil, etc.



Warning:
1. If the engine has more than one cylinder, make sure that all other plug connectors are grounded; otherwise, this may damage the output stage or other components of the ignition system, such as fatigue coils.
2. Keep in mind that if the carburetor is not emptied and the fuel supply port is not disconnected, the removed spark plug may release explosive mixture from the socket, and the spark gap works like an open flame and is easy to catch fire. This mixture can cause an explosion.
Order will be shipped within 1-5 business day after payment confirmed.
We have warehouse in UK,HongKong,China warehouse.
From our UK warehouse via Royal mail shipping
Delivery time varies from 1 to 3 business days.
From our Hong Kong warehouse via DHL or FedEx Ground
Delivery time varies from 7 to 21 business days.
From our China warehouse
For UK buyers, we use SpeedPAK (Delivery time is 8-15 business days) or express delivery(Delivery time is 7-21 business days) .
For other countries' buyers, we use SpeedPAK or China Post or Hong Kong Post(Delivery time varies from 10 to 30 business days)or Express delivery(Delivery time is 7-21 business days).
We will ship according to your eBay address.
Please make sure it is correct and include phone number for delivery.
If you do not receive your order in the estimated time, please contact us, we would do our best to serve you solve the problem.
Please include your special requests in eBay note if there is any.
We are authorize distributor, our all items are 100% original and Our devices have warranty,
12 months free repair for the devices.
3 months for the accessories.
Please contact us firstly when you need warranty service.
In case an item arrives faulty, please contact us in 30 days and keep it unused.
We will instruct you on how to return and get refund or replacement.
If after 30 days, or the item has been used, we have the right to decline your claim.
Items should be returned on buyers' cost for repair or replacement.
Who We Are?
We are specialized dealer of On-Board Diagnostic tools and automotive electronics
for more than 10 years.
We are authorized first class distributor of VDIAGTOOL
What Do We Have?
We have office and warehouse in CN and UK to ensure fast shipment and after-sale service.
Terms of tax:
We are not responsible for buyer's local taxes, please consult your local Customs for tax details.
Our customer-oriented service strives for positive feedbacks with all 5 star selling ratings.
Please feel free to contact us via eBay message once you have any question before you giving us negative feedback or open case.
We will reply in 24 business hours.
Business time: GMT8 (9:00-18:00) from Monday to Friday.

