Pwr Smart 4A Charger Replacement AC Adapter Compatible with Samsung-Galaxy-S S2 S3 S4 S6 S7 Edge Plus; Tab Note Tablet Phone S Edge (Quad USB) Black Input Volt Range: 100-240V / Output: 5V 4A 20W (Rapid Charge): 4 phones (5w each), 2 tablets (10w each) / For the fastest charging please keep total number devices Wattage equal or less to 20w / Color: Black PWR+ AC adapters are made with the highest quality materials. Safeguard features against incorrect voltage, short circuit, internal overheating. Universal Compatibility with Tablets, Phones, Pads and other 5V USB devices !Does NOT charge Asus Transformer EEE Pad 15V Tablets! Warranty: 30 Days Money Back Guarantee / 18 Months - Free Exchange (Pwr+ pays for shipping) / Please contact us with any questions or concerns - we are here to help! (Phone service is available) Package includes 1 AC Adapter