【Large 500ml Capacity】Transparent container design allows easy monitoring of soap levels. One refill lasts for extended use, reducing frequent refills. Wide bottle mouth for convenient soap replenishment. 【Waterproof and USB Rechargeable】Features IPX5 waterproof technology and a high-seal rubber ring in the battery compartment, protecting against soap and water corrosion. Fully charges in 3 hours via included USB cable, offering long-lasting battery life. 【Versatile Usage】Suitable for various liquids including hand soap, sanitizer, and lotion. Ideal for kitchens, bathrooms, or offices. No power outlet required, allowing flexible placement. 【Automatic Sensing Technology】Touchless design promotes hygiene and prevents cross-contamination, making it perfect for high-traffic areas. 【Self-Cleaning Mode】Long press for 5 seconds to activate automatic cleaning mode. Recommended monthly cleaning with water to prevent clogging. Auto-off after 1 minute of cleaning. Specifications: Rated voltage: 5V Rated power: 4W Battery capacity: 1200mAh Dimensions: 110*85*213mm Capacity: 500ml Material: ABS