kSafe: XL Time Locking Container to limit drinking and other vices. 10.4" inside height Featured on Shark Tank! Build good habits by locking temptations in the kSafe. USA Today and TIME Magazine call it "Brilliant!" The product is built from thick, sturdy, high quality, BPA free materials. Container walls are very rigid and 3X thicker than typical containers. A large, high contrast display shows the amount of time remaining. The locking mechanism is driven by a high quality motor. The interface takes seconds to learn. kSafe can be locked for any amount of time between 1 minute to 10 days. Batteries last 6 to 12 months. The kSafe is a tool that enables us to precommit to smart choices. Plus, it's really fun to use. Who doesn't like spinning and pressing a giant button? Learn more at www.GetKSafe.com.