AmazonNCMode: Fail-safe type, unlocked when power off, locked when power on. Installation: unfold install. Safety function: Built-in voltage spike suppressor. Holding Force: 180kg/350lbs. Waterproof: Yes. Suitable For: Wooden door, Glass door, Metal door, Fireproof door, etc.
NCMode: Fail-safe type, unlocked when power off, locked when power on. Installation: unfold install. Safety function: Built-in voltage spike suppressor. Holding Force: 180kg/350lbs. Waterproof: Yes. Suitable For: Wooden door, Glass door, Metal door, Fireproof door, etc.