Off! Mosquito lamp, provides more effective solution while maintaining ambiance in outdoor spaces, 6 hour duration per refill/candle, new sand core technology, weather resistant, active lasts as long as candle, & allows for start & restart without loss of active, 10' x 10' sqft of mosquito protection, includes: 1 reusable lamp & mosquito repellent candle, for mosquito lamp refill use l#76086.