# Lithium Batteries in Electronic Devices · USPS — What can be mailed: USPS hazardous materials, plus item rules for post and couriers For Lithium Batteries in Electronic Devices, carrier is USPS; restriction type is restricted; scope is ground only (air transportation prohibited); conditions is These devices must be marked on the outer packaging with the text, "Restricted Electronic Device" and "Surface Transportation Only.", recorded from its source on 2026-09-22. - **Item or substance:** Lithium Batteries in Electronic Devices _(verified: appears in the quote below)_ - **Carrier:** USPS _(our reading, not quoted from the source)_ - **Restriction type:** restricted _(our reading, not quoted from the source)_ - **Scope:** ground only (air transportation prohibited) _(our reading, not quoted from the source)_ - **Conditions:** These devices must be marked on the outer packaging with the text, "Restricted Electronic Device" and "Surface Transportation Only." _(verified: appears in the quote below)_ ## What the source says > Lithium Batteries in Electronic Devices If you're mailing pre-owned, damaged, or defective electronic devices containing or packaged with lithium batteries, you must send them via ground transportation; they are prohibited in air transportation. These devices must be marked on the outer packaging with the text, "Restricted Electronic Device" and "Surface Transportation Only." ## Source - https://www.usps.com/ship/shipping-restrictions.htm Last verified: 2026-09-22. Review by: 2027-09-22. Part of [What can be mailed: USPS hazardous materials, plus item rules for post and couriers](https://referencesource.org/shipping-restrictions-by-class/).