On December 9, 2021, QS Energy, Inc. closed the transaction. The company issued and sold to accredited US investors and non-U.S. investors an aggregate of $270,600 in principal amount convertible promissory notes and warrants to purchase an aggregate of 9,019,994 shares of common stock from October 20, 2021. The company received proceeds from the closing of the private placement of $246,000. The notes are due twelve months from their respective issuance dates. The notes do not bear interest. The warrants are exercisable into shares of the company’s common stock for a term of one year from their respective issuance dates at an exercise price of $0.04 per share.