*[Bidirectional QC3.0 Technolog] Quick Charge 3.0 Available for both Input & Output! Outstanding charging speed and time-saving when charging your devices or recharging the power bank itself. Recharge takes roughly 3.5 hours with Quick Charge 3.0 USB Charger; Micro USB + Type-C input: Intelligent adjustment DC5V 3A
*[Ultralight polymer battery] (iPhone6s almost 4.5 times, the Galaxy S7 3 times or the Iphone7plus 3.3 times.). Light &ultra-thin (about 8.3 oz.) anodized aluminum shell (same as the MacBook Pro/Air s shell).Super comfortable feel and curved surface design.
*[High quality & high requirement] Every product 100% Burn-in testing &Circuit protection technique, 100% safe short circuit protection and over current protection, charger automatically shuts down to protect your devices if short circuit or overload occurs (10 kinds of protection function ).Intelligent recognition:More devices can be compatible such as: Iphone,IPAD,IPOD,MP3, etc.
*[Qualcomm Quick Charge 3.0] Input and output support Qc3.0. Compare with QC 2.0, QC 3.0 has 30% greater charging efficiency, charges up to 25% faster, and reduces power consumption up to 45%. Its fourfold as fast as the regular charger.

Output
USB output1:intelligent recognition DC5V 2.4A 9V 2.0A 12V 1.5A(18w max)
USB output2:DC5V 2.1A
Input
Micro input:DC5V 2.1A 9V 2.0A 12V 1.5A
Type-C input:DC5V 2.1A 9V 2.0A 12V 1.5A
Micro usb + Type-C input:DC5V 3A
Compatibility:Compatible with 99% of electronic devices (5v-12v)

Tips:
1. If your phone supports fast charging (such as Quick Charge 3.0), the fast charging sign will be displayed on your phone.
2. If there is no quick charge, please check your connection between your device and the cable.
Then try to activate with QC3.0 charger for power bank to activate the fast charger function, by it plugging it into the wall.
3. If your phone doesnt support fast charging, it will still adapt to hold the best charge.
4.A red indicator on the side of the power switch and if turn on that means the state of quick charge.