SVBONY SV172 Lens Warmer, 240mm Lens Heater Warmer Dew with SV241 Astronomy Telescope Power Adapter, Micro DC USB HUB Box, High-Speed Output, Integrated USB Hub for Outdoor Astrophotography

SV172 Dew Heater Strip is a good partner during frigid winter temperatures, condensation, frost, dew or fog days with high humidity. It warmed up quickly, fast removed the condensation from your lens, and held an even warmness all night to keep your glass clear. The SV172 band is 320mm long and 50mm wide. The heated portion of the wrap does not span the entire length. About 240mm is heating, others for velcro purposes.The SVBONY SV241 Astronomy Power adapter is a hub specifically designed for astronomical imaging and an invaluable assistant for shooting the starry sky. It integrates a plethora of power and data interfaces, featuring exceptional industrial design and hardware protection functionalities.

• Multi-port design: the astro power adapter has 6 DC outputs; each supporting up to 10A; 2 USB 3.1 ports for high-speed camera readout; 1 USB2.0 and 1 Type-C port for devices like equatorial mounts and guide cameras; 2 USB ports share 5V 8A power; perfect for dew heaters
• Safe and secure: equipped with built-in ESD protection; reverse polarity prevention; and efficient filtering to prevent short circuits; SV241 power adapter acts as a safety shield for your devices; Every connection is rock-solid and worry-free
• Design for portability: weighing just 125g and measuring 96x61x25mm; this compact SV241 power adapter is designed for portability; With M4 and UNC 1/4 screw hole on the bottom; installation is a breeze
• USB port design; 1.8m USB cable length you can connect it your power bank or any other power source with a USB port; 1.9A to 2.0A input current; 5V input voltage
• Universal lens warmer;Lens Warmer prevents telescope camera lens from fogging dew by warming up the lens on a camera or telescope; it also warming up water bottle and use as wrist knee strap