Product Highlights

• 🚗 Dual Voltage Compatibility - Supports 12V and 24V automotive relay testing, covering most passenger and commercial vehicles
• 🎯 Universal Design - Compatible with both 4-pin and 5-pin relays, multi-functional, requiring no additional equipment
• 📊 Digital LCD Display - High-definition digital display screen shows test results and voltage data in real time, providing accurate and intuitive readings
• 🔧 Multifunctional Integration - Combines relay continuity testing and battery voltage detection, improving maintenance efficiency
• ⚡ Rapid Diagnosis - One-click testing, quickly determining relay condition within 3 seconds, saving time and costs

Core Functions

• Intelligent Polarity Recognition - Automatic relay pin detection function to prevent equipment damage from misoperation. **Cyclic Test Mode:** Supports continuous cyclic engagement testing to observe relay operational stability. **Real-time Voltage Monitoring:** Simultaneously displays battery voltage status (6-30V range) during testing. **Safety Protection Mechanism:** Built-in overvoltage/short circuit protection to ensure operator and equipment safety. **Ergonomic Design:** Anti-slip grip, LED lighting assistance, adaptable to complex working environments. **Technical Specifications:** **Input Voltage:** DC 6-30V (Adaptive to 12V/24V systems) Test Type4-pin Normally Open/Normal Closed Relay | 5-pin Changeover Relay Display AccuracyVoltage Display ±0.1V Operating Temperature-10°C to +50°C Product Dimensions135mm × 75mm × 25mm WeightApprox. 180g (excluding packaging)

  Instructions for Use

  1. Power Connection - Connect the vehicle battery using alligator clips (red positive/black negative). Insert the relay - Correctly insert the relay under test into the corresponding slot (4-pin/5-pin). Start the test - Press the "TEST" button; the device will automatically identify and perform a continuity test. Read the results - The LCD screen displays "GOOD" or "BAD" and detailed voltage parameters. Voltage detection - Press and hold the "VOLT" button to switch to battery voltage monitoring mode. Applicable scenarios Packaging list ✅ Relay tester main unit × 1 ✅ Test cable clips (1 meter each of red and black) × 2 ✅ English