ELECTRONICALLY LOCATE HIDDEN CEILING JOISTS AND WALL STUDDING
AUDIBLE/VISUAL INDICATION
OPERATES ON 6F22, 9V BATTERY
OPERATING INSTRUCTION: 1. PLACE THE UNIT ON A PLANE TO ACTIVATE AND CALIBRATE BEFORE USE 2. SLIDE THE UNIT IN CONSTANT SPEED 3. ILLUMINATED TOP RED LED AND INCREASING CHIRPING INDICATES BATTEN EDGE 4. TO FIND THE OPPOSITE EDGE DY CONTINUE SLIDING TESTER UNTIL TOP RED LED VANISHES AND CHIRPING DECREASES, THEN MOVE TESTER BACK, WHEN THE TOP LED LIGHTS UP WITH THE BUZZER INCREASED CHRIPING, IT INDICATES OPPOSITE BATTEN EDGE 5. REPEAT ABOVE STEPS FOR MORE ACCURATE LOCATION