Humidifiers; Air cleaning units containing an air filter, ultraviolet lights and a photocatalytic filter; Book lights; Desk lamps; Diving lights; Floor lamps; Germicidal lamps for purifying air; Hanging lamps; Headlights for vehicles; Household air cleaners; Lamps for festive decoration; Lamps for outdoor use; Nail lamps; String lights for festive decoration; Water purification, sedimentation and filtration apparatus for clarification, thickening and filtration of water, waste water and indus...