Internal battery not working. Works as intended with the included power supply. What is pictured is what you’ll receive with the inclusion of the cable leads. The TPI 440 Scope Plus multimeter oscilloscope is a versatile tool designed for professionals in the field of electrical troubleshooting. With its True RMS capability, this device is able to provide accurate readings for a wide range of current and voltage levels, ensuring precise measurements for a variety of applications. The TPI brand is known for its quality and reliability, making the 440 Scope Plus a trusted instrument for technicians and engineers looking to diagnose and solve complex electrical problems.
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