Common use of Confirmation of Sale Clause in Contracts

Confirmation of Sale. The Investor acknowledges and agrees that such Investor’s receipt of the Company’s counterpart to this Agreement, together with the Preliminary Prospectus Supplement (if any) and the Prospectus Supplement (or the filing by the Company of an electronic version thereof with the Commission), shall constitute written confirmation of the Company’s sale of Common Stock to such Investor. * * * * * - 9 - EXHIBIT A XXXXX TECHNOLOGIES, INC. INVESTOR QUESTIONNAIRE Pursuant to Section 3.4 of Annex I to the Agreement, please provide us with the following information:

Confirmation of Sale. The Investor acknowledges and agrees that such Investor’s receipt of the Company’s signed counterpart to this Agreement, together with the Preliminary Prospectus Supplement (if any) and the Prospectus Supplement (or the filing by the Company of an electronic version thereof with the Commission), shall constitute written confirmation of the Company’s sale of shares of Common Stock to such Investor. * * * * * - 9 - EXHIBIT A XXXXX TECHNOLOGIES, INC. TO SUBSCRIPTION AGREEMENT DIGITAL POWER CORPORATION INVESTOR QUESTIONNAIRE Pursuant to Section 3.4 3 of Annex I to the Agreement, please provide us with the following information:

Confirmation of Sale. The Investor acknowledges and agrees that such Investor’s receipt of the Company’s counterpart to this Agreement, together with the Preliminary Prospectus Supplement (if any) and the Prospectus Supplement (or the filing by the Company of an electronic version thereof with the Commission), shall constitute written confirmation of the Company’s sale of Common Stock to such Investor. * * * * * - 9 - EXHIBIT A XXXXX TECHNOLOGIES, INC. INVESTOR QUESTIONNAIRE Pursuant to Section 3.4 of Annex I to the Agreement, please provide us with the following information:

Confirmation of Sale. The Investor acknowledges and agrees that such Investor’s 's receipt of the Company’s 's counterpart to this Agreement, together with the Preliminary Prospectus Supplement (if any) and the Prospectus Supplement (or the filing by the Company of an electronic version thereof with the Commission), shall constitute written confirmation of the Company’s 's sale of Common Stock Units to such Investor. * * * * * - 9 - EXHIBIT A XXXXX TECHNOLOGIES, INC. INVESTOR QUESTIONNAIRE Pursuant to Section 3.4 of Annex I to the Agreement, please provide us with the following information:

Confirmation of Sale. The Investor acknowledges and agrees that such Investor’s receipt of the Company’s signed counterpart to this Agreement, together with the Preliminary Prospectus Supplement (if any) and the Prospectus Supplement (or the filing by the Company of an electronic version thereof with the Commission), shall constitute written confirmation of the Company’s sale of shares of Common Stock and Warrants to such Investor. * * * * * - 9 - EXHIBIT A XXXXX TECHNOLOGIES, INC. TO SUBSCRIPTION AGREEMENT DIGITAL POWER CORPORATION INVESTOR QUESTIONNAIRE Pursuant to Section 3.4 3 of Annex I to the Agreement, please provide us with the following information:

Confirmation of Sale. The Investor acknowledges and agrees that such Investor’s receipt of the Company’s signed counterpart to this Agreement, together with the Preliminary Prospectus Supplement (if any) and the Prospectus Supplement (or the filing by the Company of an electronic version thereof with the Commission), shall constitute written confirmation of the Company’s sale of shares of Common Stock to such Investor. * * * * * - 9 - EXECUTION COPY EXHIBIT A XXXXX TECHNOLOGIES, INC. TO SUBSCRIPTION AGREEMENT DIGITAL POWER CORPORATION INVESTOR QUESTIONNAIRE Pursuant to Section 3.4 3 of Annex I to the Agreement, please provide us with the following information:

Confirmation of Sale. The Investor acknowledges and agrees that such Investor’s receipt of the Company’s counterpart to this Agreement, together with the Preliminary Prospectus Supplement (if any) and the Prospectus Supplement (or the filing by the Company of an electronic version thereof with the Commission), shall constitute written confirmation of the Company’s sale of Common Stock Units to such Investor. * * * * * - 9 - EXHIBIT A XXXXX TECHNOLOGIES, INC. INVESTOR QUESTIONNAIRE Pursuant to Section 3.4 of Annex I to the Agreement, please provide us with the following information: