Celestron Smart Dew Heater Controller 2x WiFi This second edition has been

This second edition has been fully updated and now includes new illustrations

Aperture: 150mm (6")

Inner Connection (Eyepiece/Camera-Sided): Thread

It’s also fun to use this filter when observing Jupiter

Celestron Smart Dew Heater Controller 2x WiFi This second edition has beenWork smarter, not harder, when it comes to combating dew. The Smart DewHeater and Controller 2x prolongs your battery life by optimizing power usage for up to two dew heaters. The controller gathers and analyzes information in real time to warm your optics just enough to prevent dew. The Smart DewHeater and Controller comes with two ports to control two dew heaters at once. You can use one port to heat your optical tube while the other warms a second