step down 24vdc to 12vdc converter

{"cid":"91222686","title":"Power Supply Module Step Down 24vdc To 12vdc Converter 5A 10A 15A 20A 30A 40A 100A","imgUrl":"https:\/\/img.ismap.com\/nimg\/88\/6f\/8fc6613a875d62d11149098df39e-200x200-1.jpg","attrs":{"Price":"CN\u00a543.90-109.73\/pieces","Brand Name":"SZSSTH","Minimum Order Quantity":"10 pieces","Place of Origin":"Guangdong, China","Supply Ability":"1000 Piece\/Pieces per Month","Network":"SDK, nfc","Type":"DC\/DC Converters, DC\/DC Converters","Output Type":"Single, Single","Output Current":"30A","Output Frequency":"50Hz\/60Hz \u00b14Hz","Size":"15*10*5.2","Weight":"0.55 KG","Product name":"step down negative booster converters dc 24v to dc 12v converter","Current":"30A","Efficiency":">95%","Input voltage range":"16-35V","Output Voltage":"12V","Standby current(mA)":"<30","Temperature":"-30~+50\u2103","Protection":"Over voltage,short circuit, over load, over temperature","Customized support":"Software reengineering","Certificate":"CE, ROHS","Port":"shenzhen, guangzhou, or other port in China"}}