1. Docking design, wireless pump. No cords in the water.  2. Equipped with 5000mAh rechargeable battery and low consuming pump, up to 30 days of use within 1 charge. 3. 3 operating modes: Induction mode, Timer mode, Countinous mode. 4. 2 radars, 180 induction angle. 5. 2.5L Capacity. 6. Lack of water reminder. 7. 7-layer filter, better filteration. 8. Big clear water level monitoring window. 9. 1-year warranty for the electric part.