Share the 3 ports at the same time never need to wait in line for charging Safety : Multiple built-in safeguards fully protect against over-current, overcharging and overheating for safe and fast charging Category: Cell Phone Chargers never need to wait in line for charging Safety Multiple built-in safeguards fully protect against over-curren overcharging and overheating for safe and fast charging Category: Cell Phone Chargers usb 5v 2.5a.syi