• Battery type (e.g., LR44, CR2032)
• Battery nominal voltage
• The product contains non-replaceable batteries. (如果纽扣电池不可更换)

或者

• Remove and immediately recycle or dispose of used batteries according to local regulations and keep away from children. Do NOT dispose of batteries in household trash or incinerate.
• Even used batteries may cause severe injury or death.
• Call a local poison control center for treatment information.
• The compatible battery type (e.g., LR44, CR2032). (e.g., LR44, CR2032)
• The battery nominal voltage
• Non-rechargeable batteries are not to be recharged.
• Do not force discharge, recharge, disassemble, heat above (manufacturer's specified temperature rating) or incinerate. Doing so may result in injury due to venting, leakage or explosion resulting in chemical burns.

可更换类型纽扣电池还需包含以下警告语：

• Ensure the batteries are installed correctly according to polarity (+ and -).
• Do not mix old and new batteries, different brands or types of batteries, such as alkaline, carbon-zinc, or rechargeable batteries.
• Remove and immediately recycle or dispose of batteries from equipment not used for an extended period of time according to local regulations.
• Always completely secure the battery compartment. If the battery compartment does not close securely, stop using the product, remove the batteries, and keep them away from children.

• The product contains non-replaceable batteries.