The DLRO2 and DLRO2X deliver precise low-resistance measurements in the toughest environments. Rated CAT III 600 V / CAT IV 300 V with IP54 protection, they combine safety and durability for field professionals. The DLRO2 ensures fast, stable readings with multiple test modes, while the DLRO2X adds data storage, USB/Bluetooth export, Noise Rejection with Confidence Meter™, and a Difference Meter for quick comparisons—making every test smarter and more efficient.