Beapcos Replaceable Glue Cartridges for the Bed Bug Detecting Surge Protector allows for cost effective bed bug monitoring and detection. The glue cartridges prevent bed bugs from escaping the pitfall trap. Although the glue is non-toxic and petchild friendly the glue is incredibly tacky and should handled with care. To replace the glue cartridge simply peel open the Surge Protector by pressing the front facing button. Lift the top of the Surge Protector to expose the glue trap. Discard used glue cartridge and replace with new. Ensure you discard the captured bed bugs in a resealable bag before placing in trash. Bed bugs are naturally attracted to sources of heat – whether its from your body electrical sources or otherwise.BEAPCOs Surge Protector and Bed Bug Trap features a built in heat attractant which lures bed bugs out from their hiding spots and into our replaceable glue cartridges. Place beside your bed nightstand office chair couch or sofa Guests will have no idea you are trying to trap bed bugs in your home. Perfect for homes and bed rooms offices – anywhere you want to discreetly trap bed bugs.