Rugged Die Cast Aluminum Belt Worn Personal Alarm, Dual Range for Beta, Gamma and X-Ray

Emits a short constant "chirp" which intensifies as radiation levels increase

Alarm output at six inches is 100 decibels

Operates on one 9 volt battery

Dual range with High/Low settings: High range produces 60 "chirps" per minute in a 10 mR/hr field, Low range produces 60 "chirps" per minute in a 1 mR/hr field (Cs-137)

Halogen quenched GM tube, Gamma and X-Ray above 12 KeV, Beta above 200 KeV

Operating Temperature: -20 to 50 °C (-4 to 122 °F), Humidity: Non-Condensing 95%

2.5" W x 4.25" L x 1.25" D excluding belt loop

8.5 oz