The Round Bottom Spray Disinfection Robot atomizes disinfectant into fine 2-5 micron particles that float freely in the air for thorough disinfection. It features 40,000 square meter laser mapping, a 13 L water tank with 3-4 hour battery life, multi-gear spray adjustment up to 3,000 mL/h, and supports common disinfectants for autonomous route-based disinfection.