Report Incorrect Product Information


Klein Tools ET300 1 x 9 Volt Battery Digital Circuit Breaker Finder

MFG Part #: ET300
Brand Name: Klein Tools
UPC: 09264469302 09264469302
Online Part #: 591833
Sign In to See Your Price
Create Account


Quickly, accurately, and automatically find the corresponding circuit breaker of any 120V standard electrical outlet with this digital circuit breaker finder. The flashing arrow indicator lets you quickly identify when you've got a hit. The strong transmitter reaches up to 1000 feet. The auto power-off feature saves battery life and gives you one less thing to worry about.

Detailed Information

Make and Model

Online Part #: 591833
MFG Name: Klein Tools


Includes: (1) 9 V Transmitter Battery
For Use With: Powered Circuits
Item Name: Digital Circuit Breaker Finder
Type: Voltage Testers, Product
Power Supply: 90 - 120 V
Display Type: LED
Application: Digital circuit breaker finder - flashing arrow indicator for easy identification
Prop65_Warning: WARNING: Cancer and Reproductive Harm – See for more information.
Voltage Rating: 90 to 120 V
Standards: cULus Listed
Indicator Type: Bright Green Arrow and Loud Beep
Dimensions: 2 in W x 0.9 in D x 6 in H Receiver, 1.9 in W x 1.2 in D x 2.8 in H Transmitter
Brand Name: Klein Tools
Battery Type: 9 V Alkaline

Find A Branch