Kuelor Keyless Entry Door Lock Smart Electronic Deadbolt Keypad Handle Set Black

Brand: Kuelor keyless entry electronic door lock set featuring a smart keypad deadbolt with matching exterior handle and interior lever in a black finish.

Construction: Zinc alloy body designed for stronger hardness, corrosion resistance, longer lifespan, and enhanced security compared with aluminum alloy locks.

Door compatibility: Fits most standard doors with a 2 1/8 in (54 mm) door hole, adjustable backset of 2 3/8 in or 2 3/4 in (60/70 mm), and door thickness from 1 3/8 in to 1 3/4 in (35–45 mm).

Approximate lock dimensions (per packaging): exterior keypad unit about 5.9 in (150 mm) high by 3.15 in (80 mm) wide; interior deadbolt module about 5.77 in (145 mm) high by 2.76 in (70 mm) wide.

Smart features: supports up to 50 user passwords plus a one-time password option, three traditional backup keys, and three operating modes (Normal, Holiday, and Silent mode) for flexible access control.

Security functions: anti-peep password entry allowing random numbers before and after the