This depends on factors like the battery size of your devices & the charging conditions. Generally, 25W Super Fast Charging typically takes around 1 to 1.5 hours to fully charge a compatible device like Galaxy S22, providing swift and efficient power replenishment.

Yes, a quality 25-watt charger is generally safe to use, especially those from reputable brands like Anker. For example, the Anker 312 Charger (Ace, 25W) ensures safety through MultiProtect technology to guard against short circuits and temperature fluctuations. So remember to always opt for chargers from reliable manufacturers and avoid counterfeit or low-quality products to ensure charging safely and efficiently.

Generally no. A properly designed and certified 25W charger from a reputable brand is unlikely to damage your devices. Chargers like these are engineered to provide the appropriate voltage and current for safe and efficient charging. However, using uncertified or low-quality chargers can pose risks to potentially damage your devices. To ensure safety, please choose chargers from trusted manufacturers.

Yes, it may be possible to use a 25W charger with older devices that use USB-A ports as they are usually backward compatible with USB-A devices. However, you'll need the appropriate USB-A to USB-C cable or USB A to Lightning cable for compatibility. Moreover, ensure the charger's power output won't harm your device. 

Yes, charging your device with a 25W charger overnight is generally safe, especially if the charger is from a reputable brand and the device is compatible. Modern devices and chargers often have safety mechanisms, like automatic power cutoff when the battery is fully charged, reducing the risk of overcharging. However, for optimal battery health, consider unplugging once fully charged or using battery optimization settings.