From 2019 to 2025, Lefant Robot Vacuums iterate from model M201, M210 to the third generation M210P with stronger suction, softer sound, easier Wi-Fi connectivity, higher recharging rates, and more durable batteries! Ideal For Pet Owners: With its uniquely designed suction port, the M210P robot vacuum can pick up dust, pet hair, and debris effectively on hard floors and low-pile carpets without tangling. SMART NAVIGATION: Navigate faster and better than before.By thoroughly covering your entire house with a logical zig-zag route instead of random paths, M210Pro doesn't miss a spot. Ultra-Slim: With only 2.99"x 11" body, the vacuum robot slips under beds and sofas where dirt hides to clean more. Double Edge-Sweeping brushes ensure every corner & edge is cleaned without missing.