[Solved] Power loss during 12v to 6/3 volt

Bikash Lakra Asks: Power loss during 12v to 6/3 volt
Does power loss happens while converting 12 volt DC to 6 volt or 3 volt with any method like using resistor, buck converter, divider Which Wil give best efficiency running a dc light with 12 volt or with 6 volt with same wattage of bulb.. I want to build a diy solar street light, available online kit are runs or 6 volt

Ten-tools.com may not be responsible for the answers or solutions given to any question asked by the users. All Answers or responses are user generated answers and we do not have proof of its validity or correctness. Please vote for the answer that helped you in order to help others find out which is the most helpful answer. Questions labeled as solved may be solved or may not be solved depending on the type of question and the date posted for some posts may be scheduled to be deleted periodically. Do not hesitate to share your response here to help other visitors like you. Thank you, Ten-tools.