Tronx Technology is large, modern enterprise, which ranks among the leading specializes in manufacturer of private-mold portable powe bank. We have our own development department, qualified engineers and mold making department who have experienced for more than 20 years.

We have proven capabilities in new best USB power bank development, and our best portable power bank have beautiful, elegant and tempting designs, decorative, lustrous finish, are durable which are made of superior high grade raw materials, The flawless workmanship in the products is coupled with eco-friendliness and longer service life, they are sold in over 70 countries worldwide. Our portable power banks meet with customer safety, international standards of CE, FCC, RoHS, UL, IEC 62133 etc. We have our own inspection team to take care for additional safety. In fact, we are so confident in the quality of our products, we offer guarantee of free replacement up to China port for all defective goods on all products developed by our company.

Our major product is portable USB power bank, wireless power charger, Car charger, power case, MFI cable. They are compatible completely with 99.99% digital products on the market, such as mobile phone, laptop, tablet, MP3/4/5, iPod, PSP, and GPS device, BAD ELF LLC is one of the most valuable customer of ours, who is envisions, designs, and manufactures niche hardware and software with an emphasis on Apple's "Made for iPod" program.