1) Cordless smart technology , smart dust sensor, suction power changes automatically up to dust amount 

2 ) toggle 3 modes by touch panel

3) motorised floor-brush with LED

4) Rechargeable battery-Envoronment friendly and safe.

5) Intelligent Charger, which can recognise the battery capacity, then     adjust charging time automatically. Also can cut off power when battery is fully charged to protect battery from overcharge.

6) Easy disassembly design ensure convenient storage.

7) Easy cleaning dirt cup.

8) Light weight and quiet noise.