This is an excellent lightly used 1st Alert Waterproof Firesafe w/Key.  Very clean safe made of alloy steel with rubber seal in lid to prevent contents from getting wet while submerged.  Model R15209; No.774916.  Exterior measurements: 5.75"H x 16" W x 12.75"D.
Interior measurements: 2.91"H x 13.25"W x 8.5"D. Fire resistant up to 1550F for up to 1/2hr.  Fire resistant, waterproof and keeps valuable documents, valuables, and electronic media secure.  Convenient carry handle is secured by clamping style latch & key lock.  

Please look closely at photos.  Stored in smoke free home.  Payment within 48hrs.