Technical Specifications
SPECIFICATIONS
Dimensions  5.54 in. H x 2.33 in. W x 1.18 in. D  
  (141 mm x 59 mm x 30 mm)
Weight  3.6 oz. (102 g) without battery
Battery Type  9-V alkaline (not included)
Estimated  1 year at 10 minutes per day with 
Battery Life  alkaline battery
Position  Wood studs: typically within   
Accuracy*  ¹»
8 in. (3 mm) using the dual scan 
  and mark procedure 
  Metal studs: typically within  
  ½ in. (13 mm) using the dual scan 
  and mark procedure
Depth*  Typ ic al ly   up   to  ¾ in. (19 mm)
Operating   20° to 120°F (-7° to 49°C) 
Temperature
Storage   -20° to 150°F (-29° to 66°C) 
Temperature
Humidity  80% RH (noncondensing)
Water   Splash and water resistant, 
Resistance  not waterproof
*NOTE: sensing depth and accuracy can vary due to 
moisture, content of materials, wall texture, paint, etc.
Stud Finder with SpotLite
®
Pointing System
StudSensor
™
 SL quickly and easily 
locates the edges of wood and metal 
studs behind drywall. The patented 
SpotLite
®
 Pointing System shines a 
beam of light on the wall to identify 
the target.
Use the StudSensor
™
 SL to hang 
pictures and mirrors, anchor top-
heavy furniture such as bookcases, 
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the wall.
 Locates the edges of wood or metal 
studs up to ¾ inch (19 mm) deep
 Red LEDs light up every time a stud 
edge is approached
 Patented SpotLite
®
 Pointing System, 
an audio alert, and a green LED 
signals when the stud edge is 
reached
 Should scanning begin over a stud, 
Zircon's patented "over-the-stud" 
indicator alerts the user to start the 
scan in a new location
 Patented TruCal
®
 technology 
calibrates to any wall's density and 
a steady green LED TruCal
®
 light 
alerts the user when the tool is 
calibrated and ready to scan
EDGE FINDER  StudSensor
™
 SL
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