eSmart Germany Universal Transformer | Power: 0 - 2.5A 30W DC12V | AC170 ~ 250V | IP67 dust and waterproof
Technically, I can recommend this transformer without restriction. The light is stable and flicker-free. With a 25 watt consumer I measured on the primary side 29 watts. Power efficiency of 86%. That's OK. The heat generation is correspondingly low,