Spark Plug Tester Dual Hole Diagnostic Tool 12V Gasoline Car Ignition AnalyzerProduct Usage: 1.Place the Spark Plug into tester hole 1 or 2; If you want to compare the new spark plug and old one, place new spark plug into hole 1 and the old on into hole 2.2.Connect to power supply.3.Turn the key switch 4 clockwise to turn on tester, indicator 3 will light up, tester is now working at 1000rpm/min.4.Again turn the key switch 4 clockwise,you can adjust the working frequency between 1000rpm to 6000rpm/min.The higher the frequency, the stronger the spark strength. Specification:* Mold:spark plug tester* Input: 100~240V AC * Length of external: 1m* Host size: 145*90*114mm* power supply: Power Adapter* Power Adapter: Output 12V 1A DC* Suitable for 12V driven gasoline car spark plugs* Usage: Test car spark plug performance and ignition intensity Note:1.Please Turn Off Power before you place spark plug.2.The Spark Plug Tester is a high-voltage detector, so do not touch spark plug with hand at work to avoid danger.3.Support 12V Gasoline vehicles car spark plugs only. Package included:1 x Spark plug tester1 x Power AdapterPaymentDelivery detailsTerms of salesAbout usContact usPayment • We accept all common forms of payment such as Credit Cards,Debit Card,Google Pay ect. • Payment should be made within 4 days after bidding ends.Otherwise a Unpaid Item case will be opened to you. • Please contact us if you need to use another method to pay.We are not responsible for buyers’ local taxes. • Please include your special requests in eBay note if there is any,or you can send ebay message to us.Delivery details • Shipping Methods: USPS First Class Mail Service /USPS Priority Mail Service/UPS Surepost Service/ UPS Ground Service. • Processing Time:We will process your order within 1 business day (excluding holiday and weekend) • Shipping Time:Order will be shipped within 1 business day after payment confirmed(excluding holiday and weekend) • Delivery Shipping: If you have any problems, you can contact us first or contact local USPS, UPS. • Notice:For USA Buyer, We have warehouse in different places, parcel will be shipped from the nearest warehouseTerms of sales • Buyer Guarantee We assure you that we are a honest and super reliable seller on ebay, any problems can be solved in a satisfing way for you and any loss will not be brought to you as long as you will kindly contact us via ebay message or your private email. • Return Policy In case an item arrives faulty or not happy with your purchasing, please contact us in 30 days and keep it unused.We will instruct you on how to return and get refund or replacement,please email us first for return address and instructions. • Kind Tips Please do not hesitate to leave us your Positive Feedbackand good review,If you are satisfied with our products. we work hard to make sure every customer 100% satisfied and resolve any problem for you. Thank you for your kindness. About us • ANCEL TECHNOLOGY CO., LTD specializes in automotive intelligent diagnostics, detection and analysis systems, and automotive-related products for mechanics, repair shops, and DIYers. • Ancel persists on technological innovation and has independent intellectual property rights, factory, and technical team. With the mission of providing customers with high-quality products, technologies and services in the automotive field. • This year, our product line has made new breakthroughs, and successively released DS600, DS700, HD3200, HD3400, DP500, V5 BT, V5 HD. Next, we will continue to innovate and provide more quality products • We support remote assistance by TeamViewer if you have any difficulty in software installation.Contact us • Our customer-oriented service strives for buyers' 100% satisfaction. • Please feel free to contact us via eBay message once you have any question before leaving neutral / negative feedback or open case. We will reply in 24 business hours. • Business time: GMT8(9:00-18:30) from Monday to Friday. • Please leave us Positive Feedback and 5-stars★★★★★ selling ratings if you receive the product and are satisfied with it. as you know, every seller works hard for the positive feedback. We will do the same as soon as we can too.