Step up to designer styles and superior security with Kwikset Signature Series products. Halifax combines sophistication and simplicity, making this design the ideal accent for a contemporary home. This privacy knob/lever is best used in interior bedroom and bathroom applications where privacy is required. Both knobs/levers are operated by the push button on the inside. The outside knob/lever is unlocked by an emergency key. The rich tones of Matte Black add the finishing touch to this product. The Matte Black finish provides a rich and warm complement to the products style.