1.Confirm whether battery is fully charged?
☆Please make sure battery is fully charged.

2.Confirm if the device is on its first battery discharge.
☆Please charge and discharge 2~3 complete cycles to restore battery capacity.

3.Confirm whether the machine are clogged?
☆Clean filter(filter needs be fully dried before being installed again), replace it every six months.(If machine is used frequently, advise replace filter every three months) Clean dustbin, tube, power brush.

4.Has the problem been resolved?
☆No.Please contact Tineco customer service.