Circuit Breaker Finder Alert Type Light CAT Safety Rating CAT III 300V Display Screen Type No Display Display Type No Display For Circuit Type Energized For Voltage Range 24 to 300V AC Maximum Locating Depth 0 ft Maximum Resistance Not Applicable Operating Frequency 47 to 63 Hz Receiver to Transmitter Distance 500 ft Standards CE ETL Testing Functions Circuit Breaker Identification Tracer Type Circuit Breaker Finder Battery Chemistry Alkaline Battery Size 9V