ecobubbletechnology is one of our brilliantly useful features designed to make laundry less of a chore. Mixing air, water and detergent it cleverly creates bubbles that wash your clothes at cooler bring down your energy bills. AI Wash - Take the guesswork out of the perfect wash. Four sensors weigh your wash load and check the level of soiling to adjust the water, amount of detergent dispense for great results and minimal wear and tear with every wash. Wash clothes using less energy. The Samsung washing machine is highly energy efficient and even exceeds the minimum energy efficiency requ by up to 30%*. Advanced technologies enhance the washing performance and reduce the wash time, which reduces its energy use. * Based on Samsung internal testing. The WW8400D series 9kg models are 30% achieve the Class A energy efficiency rating under Regulation (EU) No 2019/2014. Results may vary depending on the usage environment. SmartThings Energy - Monitor and reduce your washing machine's E