HOUSEHOLD INSECTICIDE MORTEIN Weight: 35G. Mosquitoes can be a pesky problem, but with MORTEIN MACHINE 30 NIGHTS REFIL 25ML, you can take care of them quickly and easily. This tool refill kills all mosquitoes in just minutes, so you're free to enjoy your outdoor activities worry-free. Simply buy our refill machines, insert the mosquito killers, and let the machine do its job! You’ll be able to kill all the mosquitoes in your area in minutes- without any messy work or harmful chemicals. Our refill machines use a patented mosquito-repelling technology that works by emitting an odorless, invisible gas that can repel even the most persistent mosquitoes for up to 12 hours.