Brand ARS Description: Electric Mosquito Repellent Refill Bottle That Lasts For 90 Nights When Used In A 48 Cubic Meter Room For 8 Hours Per Day. Type Liquid Refill Bottle. How To Use? Insert The Stick Inside The Pilot Lamp And Plug The Main Device Into Electricity And It Should Automatically Start Repelling House Flies And Mosquitoes. Suitable For: This Refill Bottle Is Suitable For ARS Pilot Lamp Device. Works For: Mosquitoes And Houseflies. Warnings And Precautions: Keep Out Of Children’s Reach.