A multimeter is a powerful tool for measuring electrical values such as voltage, resistance, and current, commonly used in ...

The HBLT26CM11 Twist-Lock Circuit Tester from Hubbell Marine offers an easy and safe means of evaluating a 125-volt AC shore-power receptacle. Plug the device into a 20A or 30A outlet and the colored ...

This is a multifunction RJ45 network cable tester. It is the design of the network cable (RJ45) test, and telephone (RJ11). It is cheap and easy to use.