Top grade 20000mah portable laptop power bank All of our power bank is made in real capacity, no overstate! Portable power bank 20000mah in top quality and high efficiency. Product Description Main Function and Applications for laptop portable power bank 20000mah : It's an ideal item for supplying power for your digital devices when you are outdoor or travel.Hot personal or promotion gift! Product's Features and Product's Advantages for laptop portable power bank 20000mah : 1. Wide Compatibility for laptop, tablets, phones.etc. 2. Ultra thin 15mm thickness only Specifications for laptop portable power bank 20000mah: Capacity: 20000mAh Battery: Class A Polymer battery PCB: Protective circuit sytem with MCU, no short-circuit/overcharging/over-discharging Shell: Aluminum Socket type: normal AC socket Input: DC 5V/1.2A Output1: DC 5V/2A Output2: DC 12V,16V, 19V/4A(max.) Charging time: 6-7 hours Charging methods: USB port or Adapter Level: 4 led indicators(20%-40%-60%-80%-100%) Lifespam/recycle: 500-1000 times(about 30% decrease after 500 times of charging) Working temperature: -10°C~40°C Conversion efficiency: 75% Certificate: CE; ROHS; MSDS Warranty: 1 year limited warranty Net weight: 510g Dimension: 194*120*15 mm Heat emission: Ultra-low Quality control: ISO 9001:2000; 200 hours of burning testing Accessories: Optional(shown as below photo) Package: Neutral gift box(show as photo)/customized Picture for laptop portable power bank 20000mah : Individual inner giftbox for laptop portable power bank 20000mah: Outer Master Carton for laptop portable power bank 20000mah: Loading and Shipping for Portable power bank 20000mah: Certificates for laptop portable power bank 20000mah: User Instruction/Manual for laptop portable power bank 20000mah: Company Information Our company and team: Shipping Methods for laptop portable power bank 20000mah: Application for laptop portable power bank 20000mah: Our Services 1. We provide samples for all models within 1 week. 2. OEM logo printing on power bank for even 1 pc. 3. 1 year warranty for genuine quality defects. FAQ 1. Is this product safe? A: Yes, It is:high protective PCB design + ONLY famous brand battery + Strict quality control, with CE; ROHS; FCC certificates; 2. What's the warranty of your power bank? A: 1 year. 3. Do you provide samples? A: Yes. 4. What is the MOQ? A: 1pc. 5. Can you print our logo on the power bank & packing? A: Yes 6. How to ship to us from your factory? A: Optional: Fedex/DHL/UPS/EMS, by air, by sea or to your China forwarder. 7. How we send the payment to you? A: We accept T/T; Western Union, Paypal; Contact us Shenzhen Yoyo Industrial Co., Ltd.

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