1. Suitable for 12V automotive relays
2. Compatible with both 4-pin and 5-pin relay types
3. Quickly detects relay status, faults, and performance
4. Easy to use, ideal for garages, workshops, and vehicle maintenance
5. Compact and portable design for on-site testing
2. Compatible with both 4-pin and 5-pin relay types
3. Quickly detects relay status, faults, and performance
4. Easy to use, ideal for garages, workshops, and vehicle maintenance
5. Compact and portable design for on-site testing