FISHER M-97 Valve And Box Locators

FISHER M-97 Valve and Box Locators Fisher M-97 Metal Detector FEATURES: Automatic Retune Button Sensitivity Selector Manual Ground Compensation Headphone Jack SPECIFICATIONS Operating Frequency: 4.5kHz Power Supply: 2 – 9V Battery Battery Life: Alkaline 25 – 35 hours Weight with 8” Coil: 3.3lbs ( 1.5kg) Weight with 11” Coil: 3.9lbs ( 1.8kg) Dimensions: Length: 38” to 50” adjustable ( 96cm to 127cm) Shipping Dimensions 6 x 13 x 35” ( 15.2 x 32.76 x 82.2cm)