The Oppo R17 is equipped with a reliable and long-lasting battery designed to keep up with your daily usage. Here are the key details about the battery:

1. Capacity: The Oppo R17 features a 3,500mAh non-removable lithium-polymer (Li-Po) battery, providing ample power to support your day-to-day activities.

2. Fast Charging: The device supports VOOC Flash Charge technology, which allows for rapid charging. This ensures that you can quickly recharge your phone and get back to using it without long downtimes.

3. Efficiency: The battery is optimized to work efficiently with the device's hardware and software, ensuring longer usage times and better power management.

4. Usage Time: With moderate use, the battery can easily last a full day, making it suitable for users who rely heavily on their smartphones for work, entertainment, and communication.

5. Safety Features: The battery includes multiple safety mechanisms to prevent overheating, overcharging, and short-circuiting, ensuring a safe and reliable user experience.

6. Energy-Saving Modes: The Oppo R17 comes with built-in power-saving modes that help extend battery life by reducing background activity and optimizing performance when the battery is low.

Overall, the Oppo R17 battery is designed to deliver a balance of capacity, efficiency, and fast charging, making it a dependable choice for users who need a smartphone that can keep up with their busy lifestyles.