This 999 alkaline battery is packaged in a blue aluminum foil. Its minimum discharge time is up to 410 minutes. It is mercury-free and cadmium-free, and is safe and environmentally friendly. The battery has a long life and is suitable for various household appliances such as children's toys and remote controls. It supports customized packaging and can be packed in blister cards. The factory has strong capabilities and large production volume, with high product quality.