The DS10 MINI Smart Deadbolt features a durable aluminum alloy front lock with optional fire-rated ABS or aluminum alloy rear lock, supporting password and key unlock (with optional APP control). Operating reliably in temperatures from -25°C to 70°C, it is powered by 4 AA batteries and includes a Type-C emergency power interface, while meeting FCC/FCCID certifications and BHMN Level 3 security standards for dependable performance in various residential door applications.