brand new and high quality Features: It is of high power density, high efficiency, high-reliability, small size and lightweight. It can isolate unsteady single-way voltage output. Low ripple coefficient and low static current can promote your work efficiently. Applicable to distributed power supply system and the circuit that is powered by a small power source.Such as industrial control industry, instrumentation industry, intelligent transmitter, sensor, network communication equipment and other fields. Specification: Current Conversion: for DC to DC Output voltage:DC 5V Output Current:20~200mA Reflected Ripple Current:20mA The Maximum Capacitive Load:220F Input voltage 4.5-5.5V Rated Output Power: 1W Color: Black Size: app.1.2x1.0x0.6cm/0.47x0.39x0.24in(LxWxH) Quantity: 1 Pc Note: No retail package Transition: 1cm=10mm=0.39inch 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 includes: 1 x Power Supply Module