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Trianium battery phone cases recalled

The lithium-ion battery in the cases can overheat

Photo source: CPSC
Endliss Technology of Hayward, Calif., is recalling about 367,000

Trianium cell phone battery pack cases.

The lithium-ion battery in the cases can overheat resulting in thermal runaway, posing a burn hazard.

The firm has received 96 reports of batteries overheating due to thermal runaway, including 10 reports of burn injuries.

This recall involves Endliss Technology Trianium battery phone cases for all types of mobile phones.

The cases were sold in black, gray, white and pink, with “Trianium” written on the back of the case.

Recalled model numbers include: TM000006, TM000007, TM000008, TM000009, TM000010, TM000011, TM000046, TM000047, TM000048, TM000049, TM000101, TM000103, TM-06A-4000BBLK, TM-06A-4000ROGD, TM-06A-4000WSLV, TM-S6BC-BLK and MTS-3000-BBLK.

The cases, manufactured in China, were sold online at from September 2014, through July 2020, for between $30 and $100.

What to do

Consumers should immediately stop using the recalled phone cases, dispose of them in accordance with local laws on battery disposal, and contact Endliss for a free replacement power pack.

Consumers may contact Endliss toll-free at (844P) 609-0874, or online at and click on “Battery Case Recall” at the top of the page for more information.

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