The DETN01M-12 from Mean Well is a DC to DC Converter with Input Voltage 10.8 to 13.2 V, Output Voltage 1 12 V, Output Current 1 4.2 to 42 mA, Output Power 1000 mW, Output Voltage 2 -12 V. Tags: Surface Mount, Buck-Boost. More details for DETN01M-12 can be seen below.