Check the listing for details. ECM Tester: ECMPRO, ECM Motor Tester Ideal for Diverse Electronically Commutated. Condition: New. Listed at 59.99 USD. Safety Oriented: Has short circuit protection for tester and motor. The 24VAC indicator light clearly shows the status. High Compatibility and Wide Application: Engineered for many motors like ECM 2.3, ECM 3.0, X13 Evergreen.