Steel construction and large locking bolts Digital combination locking, with backup key Secure storage for small valuables The SentrySafe X014E Security Safe with Digital Keypad features solid steel construction, a programmable digital lock, override key and two live-locking bolts for durable and reliable protection for your valuables. The X014E is the ideal storage solution for all your small irreplaceable items. Exterior: 9.0 in. W x 6.6 in. D x 6.6 in. H; interior: 8.9 in. W x 6.5 in. D x 6.5 in. H; extra small 0.14 cu. ft. capacity; weighs 8.1 lbs. Protect your small valuables with this home security safe; use as a money safe, prescription medication safe or jewelry safe Set your own digital combination safe; two override keys ensure you will always have access to your valuables; not a fireproof safe or waterproof safe Safe box provides protection from theft or burglary; home safe features two live-locking bolts, two keys, steel construction, concealed hinges and carpeted interior Exterior: 9.0 in. W x 6.6 in. D x 6.6 in. H; interior: 8.9 in. W x 6.5 in. D x 6.5 in. H; extra small 0.14 cu. ft. capacity; weighs 8.1 lbs. For optimal performance, SentrySafe recommends the use of four high-quality, name branded, alkaline AA batteries with an expiration date of 8-10 years from the current year; generic and rechargeable batteries often do not have the lifespan needed to support long term usage