The item for sale is a "Dew Destroyer" dew removal system. Including control box, 2 heater strips which can be custom cut as to your required length. The 12V variable amperage control box plugs into a standard 12V "cigarette lighter" adapter. Adjustable output with red LED that intensifies with amperage. Usually only 1-3 amps are required to keep optics clear! Control box easily attaches to your optical tube with velcro. There are three output plugs for heater strips that can be used on your finder, eye-piece or meniscus/corrector. Control box $59.00 and each custom strip is $29.00. + shipping. Observe longer and dew free!
Thanks for looking.