5Pcs 4 Hole Harmonica Necklace Musical Pendant Party Gift For Pink

Welcome to my store, we have many kinds of price products, we launch new products every day, please follow my store and pay more attention, for more products, Please click on the seller information to enter our store to buy, we hope give you a pleasant shopping experience. Thank you and have a nice day!Description:100% and high qualitySynchronous rectification, very low heat.With overload/over-current/over temperature/short circuit protection.Can work in normal condition when restored.All epoxy sealed containers with waterproof housing.Compact design, high efficiency, easy installation and use.Using this DC/DC converter instead of the existing low voltage , it will double the life of LED display.Widely used in car device, such as LED Display, Hard Disk Player, MP3, DVD, GPS, etc.Input voltage: DC 12VOutput voltage: DC 3.7VOutput current: 3AOutput power: 11WCase material: -retardant plastic caseColor: BlackSize: 60*25*15Package Includes:1x DC 12V to 3.7V Buck Converter
NOTE:Red wire is connected to positive pole, Black wire to positive pole, and black wire to negative pole.buck module;dc-dc buck module;buck module converter;voltage regulator buck module power;step up dc-dc converter;voltage converter;dc-dc convertervoltage regulator;

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