cannot ship power chargers with usps priority flat rate

Lithium-ion ( or lithium polymer) batteries may be mailed, in limited quantities, via air transportation when both shipped from, and intended for delivery to, the state of Alaska under 349.222.Lithium metal and lithium-ion cells and batteries installed in or packed with equipment may be mailable via air or surface transportation.Lithium Metal Battery packed with equipment, UN 3091.Lithium Metal Battery contained in equipment, UN3091.Lithium-ion Battery packed with equipment, UN3481.

Lithium-ion Battery contained in equipment, UN3481.Lithium metal and lithium-ion batteries installed in or packed with used, damaged, or defective electronic devices (excluding devices that are new in original packaging, and manufacturer-certified new or refurbished devices) meeting all mailability requirements in 349 are mailable via surface transportation only. Unless otherwise excepted, lithium metal and lithium-ion batteries (without equipment) are mailable in limited quantities domestically via surface transportation only. USPS Packaging Instruction 9D Lithium Metal and Lithium-ion Cells and Batteries - DomesticĮxcept according to 349.21, lithium metal (nonrechargeable) cells and batteries and lithium-ion (rechargeable) cells and batteries are mailable in limited quantities domestically via air or surface transportation when they are installed in or packed with the equipment they are intended to operate. USPS Marketing Mail Eligibility Decision Tree.Designing Letter and Reply Mail (PUB 25).

Cannot ship power chargers with usps priority flat rate