Specification:1. Input: DC 5V 2A2. Output: 5V 1A,5V 2.1A ?31.5wh3. Built-in battery capacities: 3.7V/10000mAh 37wh4. Battery Type: Lithium Ion Battery5. Charge retention: >5000hrs6. Cycle life of charging: 500 times (1 time = from 0% to 100%)7. Net Weight: 241g8. Size: 108*72*22mmFeatures:1. Dual

Specification:1. Input: DC 5V 2A2. Output: 5V 1A,5V 2.1A ?31.5wh3. Built-in battery capacities: 3.7V/10000mAh 37wh4. Battery Type: Lithium Ion Battery5. Charge retention: >5000hrs6. Cycle life of charging: 500 times (1 time = from 0% to 100%)7. Net Weight: 241g8. Size: 108*72*22mmFeatures:1. Dual USB output.2. Built in LED flashlight.3. It take 10-12 hours to fully recharge when power bank batetry 0%.4. Compatible for any phone, tablet, MP3, MP4, PSP, GPS, game device, camera and many more (just connect with your USB cable).5. LED display (display battery percentage, in / out charging status)6. Intelligent voltage recognition chip automatically detects the voltage.7. Built in battery protection IC to prevent over charging, over discharging and short circuit.Box Include:1x Power bank1x Micro USB Cable1x User manual