The Circuit Breaker Finder Kit includes components for various 90-120V AC circuit diagnostics. The receiver locates the correct breaker for outlets or fixtures, and the transmitter can connect to other fixtures using the included accessories. Use the transmitter with the alligator clip adapter for bare wires and the light socket adapter to locate the correct circuits. The transmitter also tests GFCI outlets. Components are stored in a premium carrying case with a foam insert for organization. ACCURATE CIRCUIT BREAKER IDENTIFICATION: Quickly locate the correct breaker with precision using the transmitter and receiver of the circuit breaker finder, ensuring efficient electrical troubleshooting CLEAR INDICATIONS: The Receiver provides visual and audible cues when the correct breaker is found, ensuring a hassle-free locating process on 90-120V AC circuits BUILT-IN GFCI TESTER: The Transmitter includes a GFCI outlet tester, enabling you to inspect wiring conditions and test GFCI devices for added safety LIGHT SOCKET AND GROUNDING ADAPTERS: Easily find the correct circuit for a lighting fixture with the light socket adapter, and use the included 3-prong to 2-prong grounding adapter for added convenience ALLIGATOR CLIP ADAPTER: Enables testing on bare wires, providing versatile usage options PREMIUM CARRY CASE: Dense foam organizes and protects all components in a premium hard carrying case CONVENIENT KIT: Includes ET310 transmitter and receiver, light socket adapter, 3-prong to 2-prong adapter, alligator clips adapter, user manual, 9V battery for receiver, and a premium carrying case with foam insert