Keep your eyes and ears open for a great new promotion.This power bank can automatically identify and charge most devices on the market. automatically adjust the output to deliver the most suitable current, keep your devices from overcharging, over-current, over-voltage and short circuit to protect the safety of your products.It can be very suitable to carry both outdoors and while traveling! Can be customized company logo, is as a good choice for publicity, no one will refuse a portable and good charging treasure.A customized logo is available Made from abs+pc material, measuring 5.3*2.6*1.2 inch, this custom transparent 10000mah power bank digital display. Usage Scenarios: Office supplies, school stationery, corporate promotions, trade show giveaways. We offer logo printing and full packaging customization. Product Highlights: Compact size, lightweight, easy to carry.