A lockable sealable enclosure system with a lockable lid openable, and re-lockable, through use of a locking tool. The enclosure system comprises a bottom container, which can optionally support a transparent film to provide water-resistance to the container, secured by a cover. The cover is provided with securing members which lockingly engage the bottom container. A lock release tool comprises latching members for engagement with the securing members, and a cam and cam followers which operate on the latching members are operably able to pull the securing members outwards to release the locked engagement. The enclosure system can include a shock and water resistant wireless pager enclosure.