Joway JP51 6000mah Ultra-slim Triple Output Port External Battery Portable Charger Pack with Built-in Micro Usb Cable Light Weight Fast Charging-For Most Smart Phones, Pads and Tablets

Battery Capacity: 6000mAh Battery Type: Li-ion polymer
Input: DC 5V/1.5A
Output: DC 5V/2 A
Life Cycles: 500+
Charging Time: 7-8 Hours
Dimensions: Size: 136*72.5*13.3mm/ 5.35 x 2.85 x 0.52 inchesï›Weight: 5.08 ounces

POWER LEVEL INDICATOR LIGHT
4 Lights: 75-100%
3 Lights: 50-75%
2 Lights: 50-25%
1 Light: 5-25%
Flashing Light: 0-5%

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High Quality Performance
This battery charger has 6000mAh A+ grade, high-quality Lithium Polymer Battery Cells to ensure safety, more power and a longer life. Through intelligent control technology and output adjustment, the current automatically matches the device being charged. It is compatible with most devices and supplies a more rapid and safer charge to the device without being able cause damage to the device. Smart Security Protection

By the modulation of pulse width, it can reduce the energy consumption of recharging to prolong the li-battery life-time.
Intelligent current shunt: The built-in intelligent control circuit can shunt the current when the power bank is self-charging and outputting at the same time.Starting to charge after shake the indicator light to bright.
Intelligent multi-protection circuits: Provides a constant current to ensure secure charging. It can instantly disable the output when the output exceeds the rated current or short circuits to protect the circuit`s safety.

The battery pack can be recharged 500+ timesï›Warranty is 18 months