Efanr® Universal 4in1 3.1A Dual 2 USB Ports Rapid Quick Car Charger - Digital Displays Voltage， Amps and Internal Temperature for iPhone Samsung Most Android Smartphones， Tablets & Other Devices[Product Information]- Dual Port 15.5W / 3.1A USB Car Charger charges your favorite mobile devices including the iPad (max speed)， iPhone (max speed)， iPod， HTC， Galaxy， Blackberry， MP3 Players， Digital Cameras， PDAs， Mobile Phones.
- Automatically displays the current temperature (inside the car)， current and voltage， Rotate every 20 seconds After inserting the cigarette lighter (Note: When Charging the Temperature display will rise)
- Constantly monitor battery voltage， extend and protect the battery and engine life.
- Input Voltage: DC 12V-24V， Over-current protection， Automatically cut off the power supply When the current is greater than the current setting safety
- Stylish， Compact design(2.9*1.6*1 inchs 0.9oz)， Easy to use， easy to carry.
