The Klein Tools ET310 is a digital circuit breaker finder used to locate the correct circuit breaker in a panel to which an electrical outlet or fixture is connected. The Transmitter is connected to the electrical outlet or fixture in the circuit while the receiver is used to scan the breakers in the circuit panel. The Transmitter also features a GFCI outlet tester.

Klein® Circuit Breaker Finder, Digital, 90 to 120 VAC Power Source, Audible/Visual Breaker Identification, Yes Audible Indicator, Safety Rating: CAT II 120V, PC/PC-ABS

• The transmitter may be connected to other electrical fixtures using optional accessories which are sold separately (Cat. No. 69411)
• Receiver powers off automatically after approximately three minutes of non-use to conserve battery life
• Built to withstand a 6.6 ft (2 m) drop
• Measurement category II is applicable to test and measuring circuits connected directly to utilization points (socket outlets and similar points) of the low-voltage MAINS installation
• Transmitter incorporates a GFCI outlet tester to inspect the wiring condition at the electrical outlet and test GFCI devices

• https://externalassets.unilogcorp.com/ASSETS/DOCUMENTS/ITEMS/EN/Klein_ET310_Installation_Manual.pdf https://externalassets.unilogcorp.com/ASSETS/DOCUMENTS/ITEMS/EN/Klein_ET310_Installation_Manual.pdf
• https://externalassets.unilogcorp.com/ASSETS/DOCUMENTS/ITEMS/EN/Klein_ET310_Specification_Sheet.pdf https://externalassets.unilogcorp.com/ASSETS/DOCUMENTS/ITEMS/EN/Klein_ET310_Specification_Sheet.pdf
• VIDEO LINK http://youtu.be/uJwizMqC_UQ