High quality lithium button battery for electronic devices. Special packaging protects against unauthorized access. The battery can be used for small electronic devices. Perfect for a variety of basic and smart applications such as car keys, remote controls, scales, medical devices, smart home systems devices and many more. They have a specially designed packaging that can only be opened with scissors. It protects against unauthorized access, for example from children. Technical specification : Type: 6430 Diameter: 24.5 mm Height: 3.0 mm Weight: 4.0 g Electrochemical system: Lithium button battery Voltage: 3V