Specifications include, but are not limited to: H.4.1. GPS for assisting in locating fires, water holes, etc. H.4.2. Crash helmet with earphones and boom mike for the pilot. H.4.3. One self-cocking, automatic locking cargo hook employing both electric and manual release systems, including swivel, lead line and cargo net rated to a minimum of 3000lbs and complying with FAR, Part 133.43. H.4.4. One variable-capacity bucket, 300 GAL of water (minimum), and an additional bucket of equal capacity in the event the primary bucket shall fail. H.4.5. In addition to a variable collapsible bucket the helicopter will be required to have a fixed tank with hover fill and that when mounted the cargo hook is accessible H.4.5 (a) The tank must be removable from the aircraft in 5 minutes or less. H.4.5 (b) Tank must be equipped with hover fill, the fill time is not to exceed 90 seconds. H.4.5 (c) Tank must have a ground fill port.