Smart charging technology the smart charging technology automatically recognizes and matches the optimal charging speed (max 2.1a) of the attached device reducing charging time. Safe charging over-current, over-charging, short-circuit protection will make the charge safely, without any risk of overheating or damaging your iPhone and iPad devices. High quality – smart charging for your smartphone to save more time – safe and reliable charging begins and ends automatically when the battery is full – designed to exceed the high performance of normal chargers – automatically detects your device to deliver the faster charging at full speed – worldwide input: Ac 100-240v 50, 60hz 0.5a input over voltage protection – output: Smart charging dc 5v, 2.1 amp. – Bis certified: V7 charger is bis certified with bis registration no: R93003476 to ensure safe, reliable performance as per bureau of Indian standards compatible devices: , iPhone 3, 3g, 4, 4s, 5, 5c, 5s, 5se, 6, 6 plus, 6s, 6s plus, iPhone se, 7, 7 plus, iPhone 8, iPhone 8 plus, iPhone x iPad (4th gen), iPad air, 2, iPad pro (9.7-inch and 12.9-inch models), iPad mini (1st gen, 2nd gen), iPad mini 3, iPad new generation, Samsung galaxy s8, s8+, s7, s7 edge, s6, s6 edge, note 5, 4, xiaomi mi5, mi4, mi4i, mi5a,, leeco le max 2, le 1s, le 2, Motorola x force, g4, g turbo, x style, google nexus 6, lg g6, g5, g4, vivo v3, v3 max, asus zenfone 2, 3 deluxe, ultra, HTC one a9, desire, Lenovo zuk z2 pro, Sony xperia xa, xa ultra, xa dual, ultra dual, xz, z5, z5 premium-dual, z4, z3 and other devices power bank, Bluetooth speaker, headset and more devices world wide compatible works in cars, bus, trucks. Small enough to be carried while travelling. Now never go out of power while driving. Input: Ac 100-240v 50, 60hz 0.5A input over voltage protection output: Smart charging dc 5v, 2.1 amp.