How to Ship Lithium Batteries via USPS Domestically: A Compliance Guide
Shipping lithium batteries via USPS domestically requires adherence to strict regulations to prevent safety hazards. Lithium batteries must be properly packaged, labeled, and declared under USPS Publication 52 guidelines. Only small, consumer-grade batteries (under 2g lithium content) are permitted in domestic mail, with specific restrictions for air transport. Non-compliance risks fines, package rejection, or legal … Read more