INCLUDS: One repeller, one 12-hour repellent refill, and a USB charging cable.FFCTIV 20FT ZON TCHNOLOGY: ngineered to precisely diffuse repellent, creating a 20-foot zone of mosquito protection. Consistent repellent protection wont weaken over time. Rechargeable lithium-ion battery works for 9 hours.PROPRITARY FORMULA: Independently tested and PA reviewed for safety & effectiveness. Repels tough mosquitoes, including those that may transmit ncephalitis, West Nile Virus, and Zika Virus. People and pet friendly. For outdoor use only.RPL MOSQUITOS IN AIR, NOT ON YOUR SKIN: Repel mosquitoes without DT sprays or lotions on your skin. Long lasting repellent cartridges are easy to replace. Scent-free, no smoke, no flames.100% SATISFACTION GUARANTD: xtend warranty to 3 years with registration (automatic 2-year warranty included). Backed by Guarantee (see packaging for details).MOSQUITO PROTCTION THAT WORKS: effectively keeps mosquitoes up to 20FT away. Works fast, get max protection in 15 minutes. asy to use. Portable device is ideal for backyard, poolside, patio, and beyond. Allowed to bring on airplanes.