The latest technology in sensor innovation. Just wave your hand over the sensor and the lid will open automatically. The lid will automatically close after a few seconds. Just sensitive enough to recognise when you want to use the bin which will minimise unwanted and unnecessary openings. This will help to save power. Hygienic and safe. No need to use your hands to touch a bin any more! Helps to minimise bacteria spread. Water resistant to IPX5 standard. Safe from humidity and water ingress. SENSIO HOME is a British brand you can trust with a long tradition of offering the very best kitchen appliances. All our goods are rigorously inspected and adhere to all regulatory and quality regulations. They are therefore safe and legally sold, whilst also being backed up by our UK help line team and comprehensive product guarantee. Requires 2 x AA batteries (not included)