HANDS FREE OPENING: The lid automatically opens when approached or with a simple wave of the hand, closing after inactivity for touch free, hygienic waste disposal LARGE CAPACITY: The spacious 50L capacity is perfect for everyday household use, offering simple and efficient waste disposal BIN LINER RETAINER RING: Keeps the bin liner in position to prevent mess and makes it easier to replace BATTERY OPERATED: The sensor bin is easy to use and requires 4x AA batteries (not included) 3 YEAR GUARANTEE: Trusted Tower quality with a standard 1 year manufacturer’s guarantee & optional 2 year extension, subject to product registration online