iTouchless Touch-Free Sensor Controlled Automatic Toilet Seat - Elongated Model, Off-White Size: Fits standard Elongated toilet bowls Product Dimension: 23.25 x 16 x 5.5 inches Simple and easy step-by-step photo installation guide included Fully automatic lid and seat open/close mechanism Multiple sensor controls for a great user experience Includes Lithium-ion rechargeable battery and charger For better use, kindly refer the instructions manual