<div class="detailmodule_html"><div class="detail-desc-decorate-richtext"><p class="MsoNormal"> <strong></strong> </p> <div style="text-align:center;"> <br /> <br /> </div> <div style="padding:15px;border:1px solid #AEAEAE;"> 3A DC-DC Step Down Power Supply Module DC5V-30V To 3.3V 5V 12V Fixed Output Voltage Adjustable Buck Converter Module Power Supply DC-DC Step Down Module<br /> <b>Features:</b><br /> <b>1.Compatible Usage:</b> Ideal for diy projects, this module powers surveillance cameras, strollers, car systems, and communication devices efficiently.<br /> <b>2.High Conversion Efficiency:</b> The dc-dc step down power supply module ensures optimal energy use in various applications, making it reliable and efficient.<br /> <b>3.Compact Mini Size:</b> The compact design of the dc-dc step down buck converter module allows easy integration into tight spaces without compromising performance.<br /> <b>4.Versatile Application:</b> From portable charging solutions to permanent installations, this voltage regulator adapts to a range of power needs.<br /> <b>5.Secure Power Output:</b> The buck converter board delivers stable and secure power, safeguarding your devices from voltage fluctuations.<br /><br/><br/><span><strong>Specification:</strong></span><br /> <span>Origin: Mainland China</span><br /> Input voltage: DC5V-30V (input must be higher than output voltage)<br /> Output voltage: 3.3V, 5V, 12V (optional)<br /> Output current: 3A maximum<br /> Conversion efficiency: 96% maximum<br /> Output ripple: &lt;3Omv<br /> Output accuracy: ±0.1v<br /> No-load current: &lt;1mA<br /> Operating temperature: -40℃ to +85℃<br /> Operating humidity: 20%-90%<br /> DIY mobile power supply, monitoring power supply, children's car power supply, camera power supply, car power supply, communication equipment power supply, etc.<br /> Product size: 17.50x12.00mm/0.69x0.47inch<br /> <br /> <p> <strong>Note:</strong><br /> Due to different monitor settings and lighting conditions, the actual color of the item may vary slightly from the pictures. Thanks for your understanding!<br /> Please allow a 1-2 cm difference in measurements due to manual measuring. </p> <br /><br /> </div> <div style="text-align:center;"> <br /> <br /> </div> <div style="padding:15px;border:1px solid #AEAEAE;"> 1 x&nbsp;Buck Module<br /> </div> <p style="text-align:center;"> <br /> <br /> </p> <p> <br /> </p> <p style="text-align:center;"> </p> <p class="MsoNormal" style="text-align:center;"> &nbsp; </p> <p> <br /> </p> <p class="MsoNormal" style="color:#222222;font-family:&quot;font-size:14px;"> <strong>Dear Valued Customers,</strong> </p> <p class="MsoNormal" style="color:#222222;font-family:&quot;font-size:14px;"> <strong>Thanks for choosing E-jia Store.&nbsp;Please kindly help check goods condition before&nbsp;sign for package.&nbsp;</strong> </p> <p class="MsoNormal" style="color:#222222;font-family:&quot;font-size:14px;"> <strong>If any question about goods,&nbsp;please take photos or videos, then contact&nbsp;us before opening a dispute,&nbsp;problems will be solved at first time.&nbsp;</strong> </p> <p class="MsoNormal" style="color:#222222;font-family:&quot;font-size:14px;"> <strong>If Satisfied With Our Products, Kindly Leave&nbsp;A 5-Star Rating And Share With Your Friend.&nbsp;</strong> </p> <p class="MsoNormal" style="color:#222222;font-family:&quot;font-size:14px;"> <strong><br /> </strong> </p> <p class="MsoNormal" style="color:#222222;font-family:&quot;font-size:14px;"> <strong> </strong> </p> <p class="MsoNormal" style="color:#222222;font-family:&quot;font-size:14px;"> <strong><b><span style="font-size:32px;background-color:#9933E5;">Answers to some frequently asked questions</span><span style="font-size:32px;background-color:#9933E5;">：</span></b><b></b> </strong> </p> <p class="MsoNormal" style="color:#222222;font-family:&quot;font-size:14px;"> <strong>1.Do <span style="color:#337FE5;">Bulk CSV/Excel</span> drop shipping (we have discounts for large orders)</strong> </p> <p class="MsoNormal" style="color:#222222;font-family:&quot;font-size:14px;"> <strong>2.Fast delivery in 24-48 hours</strong> </p> <p class="MsoNormal" style="color:#222222;font-family:&quot;font-size:14px;"> <strong>3.No invoice or receipt included (if you want, we can provide)</strong> </p> <p class="MsoNormal" style="color:#222222;font-family:&quot;font-size:14px;"> <strong>4.If choose DHL/FedEx,&nbsp;this is not including DHL remote cost/custom duty.</strong> </p> <p class="MsoNormal" style="color:#222222;font-family:&quot;font-size:14px;"> <strong><span style="color:#337FE5;">5.Zip code starts with 51/52/07/35/38, can't send the order from the Spanish warehouse,you can choose ship from China.</span> </strong> </p> <p class="MsoNormal" style="color:#222222;font-family:&quot;font-size:14px;"> <strong>6.If you can't find the product you need in our store, contact us, we will help you find.<strong></strong> </strong> </p> <p class="MsoNormal" style="color:#222222;font-family:&quot;font-size:14px;"> <br /> </p> <p class="MsoNormal" style="color:#222222;font-family:&quot;font-size:14px;"> <strong>W e c h a t: xixihahawoshixiexie</strong> </p> <strong><br /> </strong> <p> <br /> </p> <p> <br /> </p> <p> <br /> </p> <p> <br /> </p> <p style="font-size:13px;font-family:&quot;vertical-align:baseline;background-color:#FFFFFF;"> <br /> </p></div><br /><div style="font-size: 28px; font-family: tahoma, geneva, sans-serif; font-weight: bold; padding: 2px 2px;"> <kse:widget data-widget-type="relatedProduct" id="1005000001205682" title="MP3 Player " type="relation"></kse:widget> </div></div></div>