Full-color display design with 3 adjustable brightness levels, 500x liquid balance in ECO mode, temperature and output display, energy-saving standby screen. The soap dispenser features a built-in 2000mAh battery, no disassembly required, improved sealing, non-rusting battery compartment, Type-C fast charging cable for faster and safer charging, and battery life lasts 3-4 months. The automatic sensor soap dispenser delivers 0.25 seconds foam, high infrared induction sensitivity, touch-free operation, helps prevent cross-contamination and residue buildup. Supports concentrated liquids; dilute with water at a ratio of 1:10, shake well, then pour into the dispenser for regular use. The automatic wall-mounted soap dispenser comes with nail-free adhesive for secure installation, no drilling, no wall damage. Distance between the dispenser and countertop must be over 20 cm. Note: Recommended for flat, smooth walls; not suitable for uneven surfaces. 1. Full display energy efficient 2. USB charging 3. Infrared sensor soap dispenser 4. Waterproof 5. Easy installation without drilling