4.8V USB RC car chargers with wide compatibility design provide a versatile charging solution for a broad range of RC toys, including cars, boats and other devices. Clear charging indicator: An integrated LED shows charging status in real time. The light stays red during charging and turns green when fully charged, helping prevent overcharge. Safe and reliable performance: Built in protective circuitry guards against overheating, short circuits and overvoltage to ensure safe charging and extend battery life for your RC toys. Practical USB interface: Standard USB output allows easy connection to power banks, wall adapters, laptops and car USB chargers for flexible portable charging anywhere. Use scenarios: At home or workshop with a wall charger or laptop; on the go with a power bank or car charger during field use or races; while traveling to keep batteries topped up between sessions.