Upgraded 3-72V Digital Automotive Led Circuit Tester, Dc Voltage Test Light With Product Features [Wide Application Than Others] This professional automotive circuit tester/circuit test light with 3-72V DC voltage testing range, ideal for checking various vehicles electrical circuits, quickly check automotive headlights, taillights, turn signal circuits, faulty sockets, fuse connections, also for testing other 3-72v DC wirings and circuits. [Computer Safe Accurate LED Digital Reading] Digital LED voltage display for accurate volt readouts, .1 v resolution ratio with 0.3v accuracy. Compared with LCD, clear visible LED reading display for day and night. LED circuits board with micro current than traditional test lights, more secure and burn-resistant to automotive computer board. [Bidirectional Voltage Testing] You can attach the alligator clamp either to negative or positive ground, there is also a light emitting diode on the circuit board for polarity indication, red light indicates positive polarity and green light indicates negative polarity. [Quality Made] Sharp stainless steel probe for piercing wires, also for hard to reach tight areas. Insulation protective rubber tip protects you against electric shock. Heavy duty test light body constructed with high quality ABS, shatter-proof, more durable than normal test lights. [Convenient Use] High quality 96 inch long enough PU spring wire offers more flexibility, lighter and more durable than normal cable wires, convenient for use and storage, along with large size alligator clip for easy one hand operation. Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!