Best Portable Safes: Keep Your Valuables Secure On the Go Totally Universal Portable Safe Tactical Lockbox Tuffy Security Products Tuffy Security Portable Safe Universal Portable Safe Tactical Lockbox Tuffy Security Products Tuffy Security Portable Safe. Weighing less than 7 lbs., this lockable welded steel storage box is designed to secure a tablet or firearm and protect valuables while carrying by hand between locations, during travel, inside a vehicle, home or office. Convenient pre drilled holes allow for easy mounting to solid surfaces including airline cockpits, fleet & service vehicles, home or office environments. Access ports are built in to accommodate power and data transfer cables. Exclusive lid restrictor hinge stop design prevents lid from dropping open when mounted to a solid surface and can be quickly removed to open the lid fully when on the go. The lid restrictor kit allows either 3 inch or 5 inch lid opening, if desired. Keyless entry is provided by Tuffy's 3 digit combination lock with a two point steel cam for added security. The included 2 ft. long, 2000 pound test, steel security cable secures the safe to any sturdy mounting surface by attaching to the 1 8 inch steel security cable anchor point. The inside is lined with low density foam to protect the contents, while compression bumpers keep the lid vibration free when closed.