Description:
- Smart IC for auto-voltage detection
- 2-port USB for simultaneous charging
- 3-port full function car socket
- 3.1A high capacity ampere for fast charging
- Easy On/Off switch control with LED indicator
- Voltage warning flash-display under 12V
- Overvoltage and overcurrent safety protection 

Feature:
- 3.1A 2-USB + Three Extented Charge Interface 
- Newly Upgrated voltage detection and presise display
- Bigger Cable; Safer ,secure and more durable;
- Three independent switch design, no interaction effect in working;
- Voltage Detection for Car Battery; Master the car battery info at any time

Specification:
Application: Navigating, Vehicle-mounted mp3, Vehicle-refrigerator,etc
Input: DC 12-24V
Rated Output: DC 12~24V
USB Rated Output: 5V = 3.1A
Type: Car Cigarrette Lighter
Power of Output: 100W(max)
Features: On/Off Switch
Line Length: 70cm
Operating Temperature: 0-30 C
Material: ABS Plastic
Colour: Black
Size: Approx. 9.2 * 5.2 * 3.2 cm
Compatibility: Fits all 5V-rated mobile devices, such as Tablet PCs, E-readers and smartphones (charging cables not included) 

Packaging includes:
1 x 2-USB Cigarette Lighter With Voltage Detection