Using sensitive infra-red sensor technology, the contactless waste bin opens without contact, saving battery life, while using water and moisture resistant materials that won't interfere with your use in the bathroom. Your bin has an openable lid to make it easy to put in and take out your waste bags. The lid opens and closes silently without disturbing those around you. The removable ring holds the bags securely in place and will not allow them to slip out. It is constructed of plastic material. The length of this rubbish can is 27.4cm, the width is 22cm and the height is 20cm. This smart trash bin is suitable for bedroom, living room, bathroom, etc. Item Name: Smart Trash Can Material: Plastic Features: Large Capacity, Good Sealing, Easy to Operate Capacity: 12L Power Supply: 2 x AA Battery(Not Included) Function: Upgrade Chip, Automatic Sensing, Mute On/Off, 5 Second Delay Sensor Methods: Knee Sensing, Hand Sensing Size Details: Size: 27.4cm x 22cm x 10cm/10.79" x 8.66" x 3.94" (Approx.) Notes: Without charging, it only needs two five batteries, which can be used for six months, saving the trouble of charging; Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Smart Trash Can