Devices that contain batteries should be packed in compliance with all applicable laws, regulations, and industry best practices, which typically include the guidelines below: Discharge the unit to less than 30%. Do not ship electronics that are disassembled into parts. Do not ship electronics with swollen or damaged batteries. For whole units, surround the product with at least 2.5 inches of suitable filler material, such as recycled or reused packaging, before placing inside a corrugated box. Ship only one device per box.