Vender Roadgoldaurora 5V for Astronomy Telescope/Camera DSLR Lens Temperature Keep from Fog Dew Freeze VGHN al mejor precio

♠ Welcome To roadgoldaurora ♠ Features: 100% brand new and high quality. DN25: the length is 25cm, for outside diameter: 8cm, lens UV size is less than 55mm DN30: the length is 30cm, for outside diameter: 10cm, lens UV size is less than 72mm DN40: the length is 40cm, for outside diameter: 13cm, lens UV size is less than 110mm Dew heater strap is an essential accessory that protects your optical tube from excess moisture forming condensation on the corrector lens Cloth covered with foam insulation on outer side for maximum efficiency and performance Electrical interface: USB Power Bank is required for 2A Voltage: 5V maximum power: <10W Specification: Type：dew heater strip Color：black+orange Size：25+18cm/30+18cm/40+18cm Material:leather Package: 1 *dew heater strip