Water Resistant Ventilation: Top facing ventilation minimizes water in-take through engineered spill channels, directing rain/ splash away from batteries Polypropylene Composite: Polypropylene composite provides vital durability needed to support heavy lead battery cells, while resisting any run-off and UV discolorationFolding Terminal Entry Panels: Easily run terminal connected wires through folding terminal access panels, without the need to remove mounting strapSnap-Lock Lid Design: Locking lid provides peace of mind that lid will remain secure even under the most extreme conditionsFree-Play Reduction Blocks: Free-Play Reduction Blocks help ensure that 24 series battery cells are kept secure within the box, reducing damage to box and battery alikeReinforced Mounting Hardware: Mounting hardware consists of durable steel mounting feet and reinforced buckled strap to ensure box doesn't shift under heavy wave conditionsBi-Directional Design: Terminal Access Panels are positioned on either side of the box, allowing for maximum battery accessErgonomically Designed Handles: Ergonomic handles allow for easy transportation on and off vessels, trailers, and more