LEDANDO E27 LED Birne - 4 Watt - Energieeffizienzklasse A+ - 350lm - warmweiß - 360° Abstrahlwinkel [4W LED Lampe - LED Leuchtmittel E27 - LED Glühbrine E27 LED Glühfaden LED Filament LED - Birne LED : Amazon.de: Beleuchtung
LE LampUX Smart WiFi Bulb E14 LED WiFi Candle Lamp, Cool / Warm White Dimmable Bulb, Compatible with Amazon Alexa Google Home IFTTT APP, No Hub Required, with Timer Function, 4.5 W
Effizienz von LED-Lampen: Geht es noch besser? - Wissen - SZ.de