Back probes with built in LED lights for easy use.
► Back Probe allows you to see the electrical connection point in dimly lit areas. ► Make connections easy using only one hand in tight areas. ► Self-powered circuit uses super bright light emitting diode (LED). ► LED is a white light that will not change the color of wiring. ► Standard banana jack connects to most electronic measuring equipment. ► Back probe has replaceable stainless steel pin. ► Set of 4 colors; yellow, red, green, blue.