Place of Origin: China Features: 1 Optional 3-6 digits setting 2 Code appearance on screen or not 3 Mechanical override key 4 Low battery announcement and low energy consumption 5 Specially designed space for lap-top computer 6 Keypad auto lock after consecutive 4 wrong codes or cards 7 100-time opening records printable 8 Offering CEU computerized emergency unit , which has multifold functions: a As the electronic override key b Read and e port safe's last 100 times door opening records c As the emergency power if the safe's batteries were run out d Support any kind of credit cards issued by banks all over the world Model Dimension EA25 W350 H250 D250mm EA37 W420 H200 D370 mm