High quality lithium button cell battery for electronic devices. Special packaging protects against unauthorized access. The battery can be used for small electronic devices. Ideal for a variety of basic and smart applications, such as car keys, remote controls, scales, medical devices, smart home system devices, and more. They have a specially designed packaging that can only be opened with scissors. Protects against unauthorized access, such as children. Technical Specifications: Type: 6016 Diameter: 20.0 mm Height: 1.6 mm Weight: 1.8 g Electrochemical System: Lithium Button Cell Battery Voltage: 3V