Upon the terms and subject to the satisfaction of the conditions set forth in the Purchase Agreement, the Company will have the right, in its sole discretion, to sell to Roth Principal Investments up to $25,000,000 of newly issued shares of the Company's common stock, par value $0.0001 per share (the "Common Stock"), subject to certain conditions and limitations contained in the Purchase Agreement, from time to time during the term of the Purchase Agreement. Sales of Common Stock pursuant to the Purchase Agreement, and the timing of any sales, are solely at the option of the Company, and the Company is under no obligation to sell any securities to Roth Principal Investments under the Purchase Agreement.