**Here are 10 examples of using the word «battery» in English:**
1. I need to buy a new battery for my flashlight.
2. The smartphone's battery is almost dead, I need to charge it.
3. The car battery died, I'll have to take it to the service station.
4. The battery in this remote control is weak, it doesn't work properly.
5. The laptop's battery lasts for about 3-4 hours of continuous use.
6. The electric toothbrush works on a rechargeable battery.
7. The battery of my hearing aid needs replacing.
8. The drone has a powerful lithium-polymer battery.
9. The battery life of this smartwatch is impressive.
10. The battery on the remote control for the robot is almost empty.