Bán PK DC 6V-40V To 5V 3A Double USB Charge DC-DC Step-down Converter Module giá tốt nhất

PK DC 6V-40V To 5V 3A Double USB Charge DC-DC Step-down Converter Module Features: This module has short circuit protection. DIY Mobile Power Supply, 5V output for charging Phone, MP3, MP4, PSP, etc. DC 9V/12V/24V/36V to 5V 3A step down power converter module. On-baord Dual USB with 5V 3A fixed output, can be used as a USB charger for your power bank, smart phones, tablet, etc. It has high power conversion efficiency up to 92%. Description: Reliable and upgraded design, the workmanship are all improved. Good reliability and lifelong lasting time, is useful and durable. Specifications: Input: 6V-40V Output Voltage: 5V Output Current: 3A Switching Frequency: 150KHZ Conversion Efficiency: 92% Working temperature: -40 to +85 degree Centigrade Color: Red Size: 66*18*15mm Package Included: 1x Step-down Module Notes: Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the pictures.