Basin East MRE Uploaded to SEDARplus

Bradda Head Lithium Ltd (AIM:BHL, TSX-V:BHLI, OTCQB:BHLIF), the North America-focused lithium development group, announces that, further to its press release of 28 September 2023, it has, on 14 November 2023, filed a Technical Report ("Report") on SEDARplus for the updated Mineral Resource Estimate ("MRE") at the Company's Basin East ("BE") asset in Arizona.

The Report is available to be downloaded from Bradda Head's profile on SEDARplus at www.sedarplus.ca/landingpage/. A copy of the Report is also available on the Company's website, www.braddaheadltd.com.

The Basin East MRE, reported by SRK Consulting (UK) Ltd ("SRK"), was updated in September 2023 (see RNS dated 28 September 2023).

Highlights of the BE MRE:

• Bradda Head added 729 kt of Lithium Carbonate Equivalent ("LCE") to the Inferred Mineral Resource, for an updated total Inferred LCE content of 1.0 Mt (million tonnes).
• Following this, the Company received the next milestone of US$ 2.5 million under the Royalty Agreement.
• Increase in confidence levels in achieving the next milestone of 2.5Mt of LCE in situ, that enables Bradda Head to receive a further US$ 3.0 million payment from the Royalty Agreement.
• The average in situ grade of the Inferred Basin East Mineral Resource has increased from 694 to 900 ppm Li, a 30% increase.
• Extensive lateral continuity of the Basin East clay package identified, as well as impressive consistency in the stratigraphic position and grade profile of a high-grade clay-rich sub-unit, over an approximately 2.7 x1.8 km area

Qualified Person SRK

The Mineral Resource statement has been authored by Mr. Martin Pittuck, CEng, MIMMM, FGS who works for SRK Consulting (UK) Ltd, an independent mining consultancy. Mr. Pittuck has over 25 years' experience undertaking and reviewing Mineral Resource Estimates and has worked on lithium clay estimates for over 5 years. Mr. Pittuck consents to the inclusion of the technical information in this release and context in which it appears.

Qualified Person (BHL)

About Bradda Head Lithium Ltd.

The Basin East Project has an Indicated Mineral Resource of 17 Mt at an average grade of 940 ppm Li and 3.4% K for a total of 85 kt LCE and an Inferred Mineral Resource of 210 Mt at an average grade of 900 ppm Li and 2.8% K (potassium) for a total of 1.09 Mt LCE. In the rest of the Basin Project SRK has determined an Exploration Target of 250 to 830 Mt of material grading between 750 to 900 ppm Li, which is equivalent to a range of between 1 to 4 Mt contained LCE. The Group intends to continue to develop its three phase one projects in Arizona, whilst endeavouring to unlock value at its other prospective pegmatite and brine assets in Arizona, Nevada, and Pennsylvania. All of Bradda Head's licences are held on a 100% equity basis and are in close proximity to the required infrastructure. Bradda Head is quoted on the AIM of the London Stock Exchange with the ticker of BHL, on the TSX Venture Exchange with a ticker of BHLI, and on the US OTCQB market with a ticker of BHLIF.

Technical Glossary