*Never opened- cartridges may be expired, but manufacturer says device should last 5-10 years. Purchased 2 years ago. Smart Calming Companion by Calmigo. Achieve calm anywhere, anytime. Features advanced technology for immediate relief. New in sealed box. Natural Stress Relief: Using personalized breathing regulation and sensory stimulation patterns, the CalmiGo anxiousness and stress-relief device helps you stop symptoms in the moment to gain back control and confidence Easy to Use: A discrete, fuss-free design offers a quick solution for people of all ages to regain a state of calm anywhere, anytime. You might hear a rattling sound when moving CalmiGo. This is normal. The part that rattles in the product is a component of the mechanism that detects your exhalations. Immediate Results: You only need 3 minutes with the CalmiGo to achieve a calmed state; Use the CalmiGo 3 times a day for 3 minutes each for a continuous reduction in stress and anxiousness; CalmiGo can also be used to gain a better night's rest, improve your focus, and promote a better overall well-being with regular use Three Proven Anxiety-Relief Methods: Our patented technology utilizes personalized breathing regulation, calming scents, and multi-sensory stimulation to create a sense of calm Wide Range of Benefits: CalmiGo can also be used to gain a better night's rest, improve your focus and promote a better overall well-being with regular use