You often see ESR when looking for smartphone cases and chargers.
We break down the common questions: “Which country’s manufacturer are they, and are their products actually any good?”
In addition, we outline how to choose products before buying and cover the latest updates regarding safety (recall information from August 2025). This single article gives you a complete picture of ESR today and how to use their products wisely.
What you will learn in this article
Which country is ESR from?
Key takeaway from this section
ESR is a company based in Shenzhen, China
Established in 2009 and headquartered in Shenzhen, China, the manufacturer globally offers mobile accessories such as smartphone cases, tablet covers, screen protectors, chargers, and wireless charging devices.
Their products are sold globally across more than 100 countries through e-commerce platforms including Amazon, AliExpress, Tmall, and JD.com.
Ms. GadgetWhat kind of place is Shenzhen?
Mr. GadgetIt is a world-famous electronics industry hub where companies like Huawei and DJI were also born.
The history of ESR
ESR’s brand was founded in 2009, and corporate registration in Shenzhen, China is confirmed to have taken place in 2011.
The company initially started with e-commerce sales centered around iPhone cases, expanding its market share primarily on Amazon. Afterward, it broadened its scope beyond cases to screen protectors and tablet accessories, growing into a brand supported by users worldwide.
- 2009: Established in Shenzhen. Started e-commerce sales focusing on cases.
- Early 2010s: Expanded global reach by utilizing Amazon and multiple e-commerce platforms, growing to over 50 million users.
- 2020: Strengthened brand recognition, winning awards such as the Red Dot Award for combining functionality and design.
- 2020–2021: Launched the MagSafe-compatible “HaloLock” series, raising its profile particularly with MagSafe car chargers.
- 2022: Improved the stability of MagSafe charging with “CryoBoost,” an active cooling mechanism using airflow.
- 2023: Attracted attention by announcing the HaloLock Geo Wallet, compatible with Apple’s “Find My” network.
- 2024–2025: Actively rolled out products compatible with Qi2 (15W), staying up-to-date with the latest wireless charging standards.
Ms. GadgetStarting as a case maker and now making chargers too?
Mr. GadgetThat’s right. ESR has expanded its scope extensively from “protection” to “power management.”
Key features of ESR
- Support for the latest charging standards (Qi2 / MagSafe)
ESR is quick to adopt the latest charging standards like Qi2 and MagSafe. Users highly praise their ability to enable stable fast charging by incorporating CryoBoost cooling technology. - ESR offers chargers compatible with Qi2/MagSafe. Their proprietary CryoBoost technology (combining a cooling fan with heat dissipation design) aims for stable charging while suppressing heat generation.
- Accessories compatible with Apple’s “Find My”
The “HaloLock Geo Wallet” in particular is compatible with Apple’s “Find My” app, making it unique by utilizing location data to reduce the risk of loss. - Wide variety of cases and protectors
The lineup meets diverse user needs, ranging from iPhone and iPad cases to tempered glass (Armorite series) and keyboard-equipped covers. - Accessible pricing
Prices are kept lower compared to official Apple products and major Western brands, making it a major appeal to acquire the latest features at a reasonable cost.
Details of the ESR recall in North America (as of August 14, 2025)
Key takeaway from this section
Overview: What happened?
- Recalled models:
- ESR HaloLock Wireless Power Bank model numbers 2G520, 2G505B, and 2G512B
- The units feature “ESR” engraved on them, the model number on the side, and five circular LED lights on the front.
(U.S. Consumer Product Safety Commission)
- Target regions and units:
- United States: Approximately 24,242 units
- Canada: Approximately 9,743 units
- A total of roughly 33,000 units were reported to have been sold.
(recalls-rappels.canada.ca, U.S. Consumer Product Safety Commission)
- Sales period and channels:
- Sales period: September 2023 to July 2025
- Main sales channels: Amazon (US), Home Depot, and the ESR official website (US and Canada)
(U.S. Consumer Product Safety Commission)
Risks and damage status
- The recall was initiated because of pointed fire and burn hazards due to overheating of the built-in lithium-ion batteries. (U.S. Consumer Product Safety Commission)
- Incidents
- 9 reports of fires/explosions in the United States, with approximately $20,000 in property damage. No injuries have been reported.
(U.S. Consumer Product Safety Commission) - 5 reports of fires in Canada, with no injury reports.
(recalls-rappels.canada.ca)
- 9 reports of fires/explosions in the United States, with approximately $20,000 in property damage. No injuries have been reported.
Summary
- Which country? → Global accessories maker originating from Shenzhen, China (Official Chinese name: 东方丝路（深圳）科技有限公司)
- What is their history? → Established in 2009. Started as a case manufacturer and has now expanded to charging devices and Apple-integrated accessories
- What are their features? → Qi2 and MagSafe-compatible charging tech, Apple “Find My” integrated accessories, a wide lineup of cases, and reasonable pricing
Thank you for reading until the end!
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This article was originally written in Japanese and has been translated.
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