GFCI RECEPTACLE TEST LCD *Brand Name: Klein Tools *Product Type: GFCI Receptacle Tester *Depth: 4.5 in. *Width: 2 in. *Color: Orange *Battery Size: AAA *Batteries Included: Yes *Warranty: 2 year *Large LCD Display; Patent Pending Detectionof Open Neutral Open Ground Wiring Fault; Shows Amount of Time it Takes to Trip GFCI