Suitable Space: 15W=0-15㎡, 20W=0-25㎡. Size: 15W=19cm X4.3cm, 20W=26cm X4.3cm. Base: E27, fits for all standard screw E27 bulbs. Lamp Holder: E27. -It requires people and animals waiting outside during disinfection, after disinfection is completed it also needs to wait more than 40 minutes for ozone decomposition completing.
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