Smartphone cases and chargers often feature ESR.
This article provides a clear explanation of where the company is from and how its products actually perform.
Furthermore, we’ve compiled the key points to consider before purchasing and the latest safety information (recall information as of August 2025). This single article will give you a complete understanding of ESR’s current status and how to use its products wisely.
What you’ll learn in this article!
Where is ESR from?
Key points of this heading!
ESR is a company from Shenzhen, China
Founded in 2009, the manufacturer is based in Shenzhen, China, and globally distributes mobile accessories such as smartphone cases, tablet covers, protective films, chargers, and wireless charging devices.
Sales are conducted through e-commerce platforms such as Amazon and AliExpress, as well as Tmall and JD, and its products are used in over 100 countries.
Ms. GadgetWhat kind of place is Shenzhen?
Mr. GadgetIt is a world-renowned electronics industry city, from which companies like Huawei and DJI have emerged.
ESR’s History
ESR was founded in 2009 and its corporate registration in Shenzhen, China, was confirmed in 2011.
Initially, it started with EC sales centered around iPhone cases and expanded its share mainly on Amazon. Subsequently, it expanded its domain not only to cases but also to protective films and tablet accessories, growing into a brand supported by users worldwide.
- 2009: Founded in Shenzhen. Started with EC sales centered around cases.
- Early 2010s: Expanded global operations by utilizing Amazon and multiple EC malls. User base exceeded 50 million.
- 2020: Enhanced brand recognition by winning the Red Dot Award for products that combine functionality and design.
- 2020-2021: Launched the MagSafe compatible “HaloLock” series, and particularly increased its presence with the MagSafe car charger.
- 2022: Improved the stability of MagSafe charging with the “CryoBoost” cooling mechanism.
- 2023: Announced the HaloLock Geo Wallet compatible with Apple’s “Find” function, attracting attention.
- 2024-2025: Deployed products compatible with Qi2 (15W) and actively supported the latest wireless charging standards.
Ms. GadgetStarted as a case manufacturer and now offers chargers?
Mr. GadgetThat’s right. ESR is now handling a wide range of products from “protection” to “power management.”
ESR’s Features
- Support for the latest charging standards (Qi2/MagSafe)
ESR is quick to support the latest charging standards such as Qi2 and MagSafe. Incorporating the CryoBoost cooling technology enables stable and fast charging, which is highly appreciated by users. - ESR is deploying Qi2/MagSafe compatible chargers. Its unique CryoBoost (cooling fan + heat dissipation design) aims to achieve stable charging while suppressing heat generation.
- Apple “Find” compatible accessories
The “HaloLock Geo Wallet” in particular is unique in that it is compatible with Apple’s “Find” app, allowing you to reduce the risk of loss by utilizing location information. - Abundant cases and films
ESR offers a wide range of lineups to meet the diverse needs of users, including cases for iPhones and iPads, tempered glass (Armorite series), and keyboard-equipped covers. - Affordable price
Compared to Apple genuine products and major Western brands, the price is suppressed, making it attractive to obtain the latest functions at a reasonable price.
Details of ESR Recalls in North America (as of August 14, 2025)
Key points of this heading!
Overview: What happened?
- Recall target models:
- Model numbers 2G520, 2G505B, and 2G512B of the ESR HaloLock Wireless Mobile Battery
- The main body has “ESR” engraved on it, the model number on the side, and five circular LED lights on the front.
(U.S. Consumer Product Safety Commission)
- Target region and number of units:
- United States: Approximately 24,242 units
- Canada: Approximately 9,743 units
- Approximately 33,000 units were sold in total.
(recalls-rappels.canada.ca, U.S. Consumer Product Safety Commission)
- Sales period and sales channels:
- Sales period: September 2023 to July 2025
- Main sales channels: Amazon (US), Home Depot, ESR official website (US and Canada)
(U.S. Consumer Product Safety Commission)
Risks and Damage Situation
- The recall was implemented due to concerns about the risk of fire and burns caused by overheating of the built-in lithium-ion battery. (U.S. Consumer Product Safety Commission)
- Incidents
- 9 reports of fires/explosions in the United States, and approximately $20,000 in property damage. No injuries were reported.
(U.S. Consumer Product Safety Commission) - 5 reports of fires in Canada, no injuries reported.
(recalls-rappels.canada.ca)
- 9 reports of fires/explosions in the United States, and approximately $20,000 in property damage. No injuries were reported.
Summary
- Where is it from? → A global accessory manufacturer from Shenzhen, China (Chinese official name: 东方丝路（深圳）科技有限公司)
- What is its history? → Founded in 2009. Corporate registration in Shenzhen, China, was confirmed in 2011. Started as a case manufacturer and has now expanded to include chargers and Apple-compatible accessories.
- What are its features? → Support for the latest Qi2/MagSafe charging standards, Apple “Find” compatible accessories, a wide range of cases, and affordable prices.
Thank you for reading to the end!
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