Make a simple boost converter 1.5v to 12v | Boost converter - YouTube
Brand one 1.5V, 3V, 4.5V, 6V, 7.5V, 9V, 12V DC, 500mA Regulated Universal AC to DC Converter with Multiple Connector Ends Worldwide Adaptor black - Price in India | Flipkart.com
DC Buck Converter Step Down DC to DC Converter 12V 24V 7-36V to 1.25-32V 12V 5V Volt Reducer Board Board Voltage Regulator Power Supply Module with LED Display USB Output & CC
1.5V to 5V/12V DC/DC Converter with LT1073
1.5V to 12V DC Converter Circuit for LEDs | Homemade Circuit Projects
1.5V to 5V/12V DC/DC Converter with LT1073
CE015*2 2X 500mA DC-DC Converter 3.7V 5V 9V to 12V Step Up Voltage – Many Favours