The MIW1016 from Total Power International is a DC to DC Converter with Input Voltage 4.5 to 9 V, Output Voltage 1 12 V, Output Current 1 12.5 to 125 mA, Output Power 3000 mW, Output Voltage 2 -12 V. Tags: Through Hole, Boost/Step Up. More details for MIW1016 can be seen below.