Tomsenn6.6A/33W 4-Port USB SMART Car Charger Designed for Almost Any Apple and Android Devices, Max speed charging for Multi-device with Smart Recognition Abilities Built-in LED charging indicator,Cable glows red while charging ~ Green when the charge is complete We put your safety first: Intelligent circuit design protects against over-heating, over-currents, over charging and short circuit. CE, FCC & RoHS Certified. Built in LED light makes it convenient to plug in your device at night or while driving Most Powerful 4-Port Charger Ever: 6.6 Amps/33W. Charges 4 devices simultaneously without losing speed Supports 2.4-Amp fast charging