10pcs 3a Mini Dc-dc Buck Step Down Converter Board 5v-30v to 3.3v Dc

High reliabilityHigh efficiency up to 96%Small size, easy to assembleLong lifeUltra-low input voltage startInput undervoltage protectionInput overvoltage protectionProduct parameters:Input voltage: 5-30V (must be higher than the output voltage)Output voltage: 3.3VOutput current: 3A (maximum)Conversion efficiency: 96% (maximum)Output ripple: less than 30mVOutput accuracy: 0.1VNo-load current: less than 1mAWorking temperature: -40 Celsius-+85 CelsiusWorking humidity: 20%-90%ApplicationDIY mobile power HospitalMonitor power supplyChildren's car power supplyCamera power supplyCar power supplyCommunication equipment power supplyModel airplane power supplyMobile phone chargingVarious applications with small sizeStyle:A 12V-30V to 3.3V outputColour:blackMaterial:PCB + electronic componentsSize:18 x 13mmPackage Contents:10 * DC-DC Buck Step Down Converter BoardOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.