Dry your clothes more efficiently Dry your clothes and use less energy with the Samsung Series 9 OptimalDry DV90T8240SH/S1 WiFi-enabled 9 kg Heat Pump Tumble Dryer. It uses heat pump technology - a more cost-effective way of drying clothes by using hot air to absorb moisture from your clothes. The A+++ rating speaks for itself. By using a lower temperature than conventional dryers to dry your garments, it offers them better protection. This means your clothes will look newer for longer. Smart technologies This tumble dryer uses the OptimalDry technology that uses sensors to measure moisture and temperature and adjusts the drying cycle accordingly. It protects the fabrics while also saving energy. Like smart solutions? Connect this tumble dryer to your WiFi and control it remotely from anywhere using Smart Control. Schedule your drying on the go, change currently running programme and so much more. And whether you're putting your clothes in wet or dry, the Hygiene Care technology