Coupon code: Delta50
Thread: 510 thread (works for most 510 cartridges on the market)
69% off($39.99) for Joyetech OCULAR Battery Mod
Featuring the first and one of the most capable 1.68-inch color touchscreen, the new Joyetech Ocular presents all the essentials on its clear and precise display. It supports for custom screensaver with clock or images as you like. Powered by a 5000mAh built-in battery, Ocular applies a sophisticated temperature control suite coupled with a 80W maximum output.