FidgetFidget 2pcs DN30cm Dew Heater Strip for Telescopes/Camera DSLR Lens Temperature Control

Description

Product DescriptionDew Heater Strip DN30cm 5V for Telescopes and Camera DSLR Lens, Linear Temperature Control Devices Keep Them From Fog Dew FreezingDescription:Features:100% brand new and never usedDN30: the length is 30cm, for outside diameter: 10cm, lens UV size is less than 72mmDew heater strap is an essential accessory that protects your optical tube from excess moisture forming condensation on the corrector lensCloth covered with foam insulation on outer side for maximum efficiency and performanceElectrical interface: USB Power Bank is required for 2A