Lithium Coin Battery: Duracell's 1616 3V coin batteries provide reliable, long lasting power for your glucometers, security devices, fitness devices, watches, electronics and more. Long Lasting Power: Duracell coin batteries are engineered for long lasting performance. Child-Resistant Packaging: To help ensure the safety of your children, Duracell Lithium Coin batteries come in a child-resistant package. Guaranteed for 10 years in Storage: Duracell Lithium Coin batteries are guaranteed for 10 years in storage. Additional Details ------------------------------ Product description: Lithium Coin Battery: Duracell's 1616 3V coin batteries provide reliable, long lasting power for your glucometers, security devices, fitness devices, watches, electronics and more. Long Lasting Power: Duracell coin batteries are engineered for long lasting performance. Child-Resistant Packaging: To help ensure the safety of your children, Duracell Lithium Coin batteries come in a child-resistant package. Guaranteed for 10 years in Storage: Duracell Lithium Coin batteries are guaranteed for 10 years in storage.