# Batteries, specifically new and used lithium batteries when not sent with or connected to an electronic device (including power banks) · Royal Mail / Post Office — Mailing and air-carriage restrictions by item category For Batteries, specifically new and used lithium batteries when not sent with or connected to an electronic device (including power banks) · Royal Mail / Post Office, item category is Batteries, specifically new and used lithium batteries when not sent with or connected to an electronic device (including power banks); carrier is Royal Mail / Post Office; restriction type is prohibited; scope is UK & International; conditions is For more information on lithium batteries please see the IATA Lithium Battery Guidance Document, recorded from its source on 2026-08-30. - **Item category:** Batteries, specifically new and used lithium batteries when not sent with or connected to an electronic device (including power banks) _(verified: appears in the quote below)_ - **Carrier:** Royal Mail / Post Office _(our reading, not quoted from the source)_ - **Restriction type:** prohibited _(our reading, not quoted from the source)_ - **Scope:** UK & International _(our reading, not quoted from the source)_ - **Conditions:** For more information on lithium batteries please see the IATA Lithium Battery Guidance Document _(verified: appears in the quote below)_ ## What the source says > Batteries, specifically new and used lithium batteries when not sent with or connected to an electronic device (including power banks) International – not allowed in the mail UK – not allowed in the mail For more information on lithium batteries please see the IATA Lithium Battery Guidance Document ## Source - https://www.postoffice.co.uk/mail/what-can-i-send Last verified: 2026-08-30. Review by: 2027-08-30. Part of [Mailing and air-carriage restrictions by item category](https://referencesource.org/shipping-restrictions-by-class/).