About This Auto vacuum electric coffee canister - Simple one‑button operation, seal & open with ease. Press the button once, the blue light turns on, and vacuum sealing finishes in 45 seconds. Press again to remove the lid after 3 seconds. This simple design reduces errors and lasts longer than LED panels. Unlike others, our one‑button design saves effort and time – and there’s no need to replace valves Smart auto pressure restoration - This coffee vacuum canister removes air automatically for a true vacuum seal. Smart sensors monitor the vacuum level 24/7. If pressure drops, the blue light turns on, the system restarts, and then restores vacuum to keep food fresh. Unlike traditional gaskets, our fin‑type seal tightens as the vacuum increases – helping this coffee jar keep a reliable airtight seal over time. Ideal for coffee bean container airtight storage and other dry foods Food‑safe materials & light‑proof design - Made with food‑grade materials and a 304 stainless steel inner container, this coffee storage container is safe for long‑term food contact. The steel resists food acids and won’t leach anything into your food. We skip fancy clear windows and stick with a fully light‑proof canister – preventing food from spoiling or losing flavor due to light exposure Everyday user-friendly features - the rotating date dial lets you easily set the storage or expiry date to track storage duration. This 16 OZ / 1.3L airtight coffee canister stands 8.6"H x 4.3"D and and fits coffee, tea, nuts, grains, pasta, pet food, sugar, rice, cereal, etc. Includes a scoop for easy portioning, quiet operation