2L Portable Handheld Sprayer DC Drive ULV Fogger Sprayer Lithium Battery Disinfection Sprayer For School Hospital Sterilization specification Charging time: 2 hours Single working time: 50-60 minutes Motor power: 240w Medicine box capacity: 2L Spray volume: 470ml/min Fog droplet diameter range: 20-160um Range: 3-8m Net size:58*15*27cm Net weight: 4.4kg