Functions:
      ●Detect the central position of stud
     ● Automatic positioning of stud center
     ● The detection depth of stud can be adjusted in three levels
     ● With left and right direction prompt function
     ● Sound prompt of detection result
     ● With backlit LCD display
     ● Easy to operate and carry
Application:
      ● Indoor decoration or construction
     ● Home appliances (such as air conditioners) installation