Feature: Efficiency up to 93% for Buck positive and negative output Input and output common ground Support 2.54 pin or 5.08 pitch screw line Output secondary LC filter, ultra low ripple stable output. Specifications: Input voltage:4.5v-35v Output voltage:1.3v-16v(input and outp ut pressure within 40v) Output current:3A (positive voltage);2A (negative voltage) Output ripple:20mV (24V input, oscilloscope 20MHz wideband) Operating temperature:-40~85 Short circuit protection:self-recovery,not a long short circuit Size:6.1x2.3cm/2.4x0.91inch Note: Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid Due to the difference between different monitors, the picture may not reflect the actual color of the item.Thank you! Package Included: 1x Step Down Dual Power Supply Module 2x Terminals 2x pins