
Wood Door Black Induction Qutolock Smart Deadbolt Locks. 2-Year Warranty Coverage: Smart locks include a 2-year warranty with free service during the period. Aluminum Alloy Construction: Durable body made from high-quality aluminum alloy combined with ABS material. Adjustable Backset: Fits various door thicknesses with an adjustable backset range of 60-70mm. Multi-User Code Support: Supports up to 40 user codes and 10 master codes for flexible access management. Emergency Power Supply: Features USB Type-C interface for emergency power supply when batteries are depleted. Master System Recovery: Includes reset pin or master system recovery method for lost access scenarios. Global Export Experience: Over 15 years of exporting to Middle East, Asia, Africa, America, and Europe. Comprehensive After-Sales: Offers spare parts and paid maintenance services beyond the warranty period.