Features - State-of-the-art digital touchpad - Advanced biometric swipe type finger print reader - Maximum 128 finger prints registration - 1 billion+ digital combinations - Code scramble input function for privacy - Silent input option - Resettable 4-16 digital user code - External battery compartment - Low battery alarm signal - Time lock when wrong code is entered 5 times consecutively - Dual passcode option (while finger print function disabled) - Optional warning alert sound against impact / tilting - Made in Korea Certificates - Tested to withstand up to one hour intense fire - Internal temperature will not exceed 150 Degree Celsius in 927 Degree Celsius furnace - Certified by SP (Swedish National Testing & Research Institute) and KS (Korea Standard)