Universal 12V 24V Automotive Relay Tester Car Circuit Battery Voltage Checker

Description

🔧 JFIND JF107 Relay Tester – 12V/24V Universal Automotive Relay Detector & Battery Checker Diagnose faulty automotive relays in seconds! The JFIND JF107 Relay Tester is a professional-grade electronic diagnostic tool designed for fast, accurate testing of 4-pin and 5-pin automotive relays . With automatic pin detection , multi-stage testing , and clear LED status indicators , this tester eliminates guesswork and saves valuable diagnostic time. Perfect for automotive technicians, workshops, mechanics, and DIY car enthusiasts . ✅ Key Features & Benefits 🔍 Automatic Pin Detection Instantly identifies pin positions on unknown relays No need for wiring diagrams or datasheets 🔌 Universal 4-Pin & 5-Pin Compatibility Works with most automotive relays used for headlights, fuel pumps, fans, horns, and accessories ⚡ 12V / 24V Vehicle Support Wide operating voltage range: 11V–25V Compatible with passenger vehicles and commercial trucks 🔄 Comprehensive Multi-Stage Testing Automatic pin detection Action release time measurement 10-cycle open/close consistency testing to detect intermittent faults 💡 Clear LED Status Indicators Green LED : Relay passed all tests (Normal) Red LED : Relay failed one or more tests (Faulty) 🔋 Battery-Powered Convenience Connects directly to vehicle battery using alligator clips No external power supply required 🧪 What It Tests ✔ Relay pin configuration ✔ Coil activation and release performance ✔ Consistency and reliability across multiple cycles ✔ Intermittent and weak relay faults 📋 Technical Specifications Model: JFIND JF107 Relay Detector Relay Types: 4-pin & 5-pin Operating Voltage: 11V – 25V (12V / 24V systems) Applicable Coil Resistance: ≥ 20Ω Testing Cycles: 10 automatic open/close operations Power Source: Vehicle battery Detection Method: Automatic pin position detection Status Indication: Green LED – Normal Red LED – Faulty 🛠️ How to Use Connect black clip to battery negative (–) Connect red clip to battery positive (+) Wait for red LED (tester ready) Select 4-pin or 5-pin socket Insert relay Press TEST button Observe LED result Remove relay and disconnect clips ⚠️ Safety & Usage Notes Battery voltage must be 11V–25V Do not test relays with coil resistance below 20Ω Always connect negative first, positive last Disconnect from battery when not in use Keep away from water and moisture 📦 What’s Included ✔ JFIND JF107 Relay Tester ✔ Red & Black Alligator Clips ✔ Protective Packaging 🚗 Professional Automotive Diagnostics Made Simple The JFIND JF107 Relay Tester delivers professional accuracy , fast results , and universal compatibility —making it an essential tool for diagnosing automotive electrical systems with confidence. 👉 Add to cart today and eliminate relay testing guesswork! 🚚 Fast Shipping Orders are processed immediately after payment. Tracking info is sent as soon as your item ships. 💳 Secure Payments Payments are securely processed through eBay Managed Payments . 🔄 Easy Returns 30-day returns from delivery date Item must be unused & in original condition Contact us before opening a return request 📞 Contact Us Questions? Reach out via eBay Messages . Response time: within 24 business hours ⭐ Customer Satisfaction Guarantee Your satisfaction is our top priority. We stand behind every product we sell. If any issue arises, contact us before leaving feedback. We will provide a fast and fair solution. ✔ Professional customer support ✔ Trusted seller standards ✔ Long-term customer satisfaction Shop Now & Enjoy Exclusive Deals