Innovative latch mechanism maximizes useable interior space. 16 gauge steel body construction and 8 gauge steel door. Electronic lock with key backup. Light grey durable powder coated finish. Ability to orient as left or right opening. Removeable storage shelves. Audio and LED visual warning light when battery is running low. Magnetic jewelry/key hooks. Magnetic document holder. Spring Assist Door. 4 AA Batteries (Not Included)