Right now, Amazon has these rechargeable electronic repellent devices on sale for their lowest prices of the year so far. Thermacell E-Series Rechargeable Mosquito Repeller with 20’ Mosquito Protection Zone — $32 (was $40) This little device creates a 20-foot bug-free zone around you and your guests. Thermacell Rechargeable Mosquito Repeller Refills; Advanced Repellent Formula — $46 (was $55) You’ll never be bummed to have extra refills on-hand. Thermacell See ItYou’re going to need some refills if you buy one of these devices, and they’re on sale right now. More Thermacell mosquito repellent device dealsThermacell repellent refill deals