All Out Liquid Vaporizer Refill 60 Nights is used to create your sleep happy at night with no any disturbances from mosquitoes and insects. The emitted stink is light and has a very distinctive aroma. So it doesnâ€™t cause irritation. It is best efficient in closed places. It presents the best defense around and takes the worry out of pest control. It is an efficient protection against mosquitoes transmitting diseases like malaria, dengue and chicungunya.