The ET112 Mac Tools Circuit Tester Kit is a high-quality diagnostic tool designed for heavy-duty and commercial vehicles. Made by Mac Tools, a trusted brand in automotive tools, this kit includes probes for continuity testing. While it does not come with a warranty, it ensures reliable performance for troubleshooting electrical issues in vehicles. Specifically designed for professionals, this circuit tester kit is a valuable addition to any automotive tool collection. Excellent condition, circuit tester kit is fully functional and ready to use. Ship same day from Sunny Florida.