This certificate certifies that Manoj Kumar, a final year B.Tech student in Electronics and Communication Engineering, presented his seminar work on a "Clap switch" to partially fulfill the requirements for his Bachelor of Technology degree. The work was carried out under guidance and supervision and has not been submitted for any other degree. The certificate was issued by the project guide, project incharge, and head of the Electronics and Communication Engineering department on the specified date at S.G.I, Sikar, Rajasthan.