http://www.amazon.in/dp/B00VH84L5E/

Faster and safer charging
Compatible with Apple and Android smartphones, tablets (including the Nexus 7), 12-inch MacBook and other USB-charged devices
Two ports pump out 24 watts of power
Surge protection, temperature control and more advanced safety features keep you and your devices safe
Compact Design: One of the industry's smallest ever USB car chargers, featuring two USB ports and an LED light for after dark
1.5 years warranty

Anker 2.4 amp Car Charger (Black) Rs.990
http://www.flipkart.com/anker-2-4-amp-car-charger/p/itmedhwytyuy2jvw?pid=ACCEDHWYZDMGZHQ8

Anker 2.0 amp Car Charger (White) Rs.655
http://www.flipkart.com/anker-2-0-amp-car-charger/p/itmedhvzszyepdgx?pid=ACCEDHVZZ6NZYY9G