Features:*Cute robot design: Small size, large effect, easy to carry and save space.*One-key dust removal: Easily absorb small objects and clean more. Give children a clean learning environment.*High suction power: Good rotation, uniform wind, clean suction. Easy to operate.*Detachable extended suction port: Easily meet the needs of different environments in various occasion. Small gaps, corners, and dust can also be absorbed.*USB charging: Super large capacity battery 1200mAh. Charge for 3 hours. Up to 10-20 days with normal use.Notice:*Actual color may be slightly different from the image due to different light effect*Please allow 1-3cm deviation due to manual measurementMaterial: ABS+electronic componentsSize: 88*88*70mmCharging voltage: 3.7vCharging time: 3 hoursWorking time: 120 minutesPower: 2wBattery capacity: 1200mAhPower supply mode: USB charging built-in rechargeable-battery