NikKTech reviewed the Sandberg Survivor Powerbank 20100
A quote from the article:
Sandberg Survivor Powerbank 20100 Review
Featuring an IP67 certified rugged enclosure, battery capacity of 20000mAh thanks to its high-quality cells made by LG and a built-in LED torch the Survivor Powerbank 20100 by Sandberg could be the ideal portable battery for both adventurous and casual consumers alike.
Sandberg stands for quality and user-friendliness. If it is important for you that accessories are high quality and easy to figure out how to use, then choose Sandberg. Our ideology "IT is for everybody" is part of everything we do. Since its inception in 1985, private consumers, institutions and companies have benefited from this simple philosophy. Distributors and dealers appreciate the availability, range, simple procedures and the exceptionally low failure rate. Every year over half a million Sandberg products find their way to users in more than 30 countries. Choosing Sandberg means choosing a safe and conscientious product that meets all applicable regulatory requirements. A product manufactured by subcontractors who are committed to following Sandberg's Code of Conduct to ensure decent working conditions and reduce the environmental impact of the production and waste disposal.
Sandberg Survivor Powerbank 20100 Review