Transformer, CSA, CQC, UL,VDE, ROHS complaint,15.5*15.5 mm,terminal length: 0.6 mm TransformerCircumstance temp 0--+40 degreeAppearance &dimension: as imageTerminal distance: 4 pinsAppearance size: 15.5*15.5 mmTerminal length: 0.6 mmDC resistance: at 25 degree 2.5Ω ± 10%If needed, techonical drawings can be provided.