$3 with coupon for Alfawise Dual USB 3.4A Fast Car Charger – BLACK from GearBest

Main Features:
● Fast Charging
Support 5V / 3.4A max fast charging for two USB output.
● With Voltage and current display
Real-time monitoring of car battery health, equipment charging current at a glance.
● Up to 95 percent conversion rate
Built-in USB intelligent chip not only for safety, but it also can effectively improve the charge conversion, provide stable discharge voltage. Durable in daily use.
● Broken window
Metal stainless steel body with high-hardness conical window opener at the bottom, which can rupture the window glass to escape in an emergency.
● Intelligent identification and automatical output power adjustment, strong compatibility
A. Alfawise car charger according to the charged devices, intelligently adjust the output power, meets the different devices’ charging need.
B. Fully compatible with Xiaomi, iOS, Samsung, HTC, blackberry and other mobile phones as well as Google tablets. Meanwhile, it can charge the battery for MacBook and digital cameras and handheld game consoles.
C. ESD protection, short circuit protection, over voltage protection, over temperature protection
Specification:
Type: Car charger
USB Ports: 2
Power chip: IC HC2017
Material: Aluminum alloy
Input: DC 12 – 24V ( Max 28V )
Output: DC 5.0V / 3.4A Max ( Total )
Constant pressure accuracy: ± 2 percent
Ambient temperature: -20 – 75 Deg.C