SilverCrest Radiator Thermostat (from Lidl) - review and test - YouTube
SILVERCREST radiator thermostat, with 3 adapters, child safety device, open window detectionChild safety device: yesDimensions: approx. W 5.5 x H 6.6 x D 7.4 cmImmediately ready for use thanks to preset programs – EverGreenProductInfo.com