Negative ion air purifier can release negative ion group, neutralize and purify the air impurities ... such as pollen, smoke, dust, etc.
Hanging on the neck, the effect can be produced in the range of the head, let us breathe more comfortable .
*When charging, the USB can only be plugged into the (5VDC) output interface*
Charging takes only 20 to 30 minutes, and can be worked for about 3 to 4 hours
*Do not get this machine wet
*Please place the machine away from heat sources such as radiators, heaters, gas stoves and ovens
*Do not use and place this product in the area of combustible gas and flammable gas
*Do not use under the quilt or covered by things
*Do not remove or repair the appliance yourself