The Joyetech Ocular is a technologically advanced box mod with unmatched features. It features temperature control, wattage control up to 80W, a built-in 5000mAh battery with USB charging, and a sturdy, ergonomic design. Where it differs from other mods is in the functionality of the touchscreen, which can display a wallpaper or screen saver, connect to your Android™ or iPhone™ smartphone for easy control, and more. This mod even includes a headphone jack so you can play music on the go! The built-in battery offers tremendous capacity so you can use it all day without worrying about running low on battery life, and the 80W output power gives a very satisfying vaping experience.