Stripe Reader M2
Learn about the Stripe Reader M2 mobile reader.
Available in:
The Stripe Reader M2 is a small, robust reader for use with mobile applications. It uses Bluetooth Low Energy (LE) or USB (Android only) to connect to the Stripe Terminal SDK on a mobile device.
This reader is compatible with our iOS, Android, and React Native SDKs. To view the reader’s parts and features, see the Stripe Reader M2 product sheet.
LED status lights
The LEDs on top of the reader show the current status.
LED icon meanings
Use this table to understand what the icons in the following tables indicate.
| Icon | Meaning |
|---|---|
| The light is on. | |
| The light is flashing. | |
| The light is off. |
Battery and charging status
When the Stripe Reader M2 is on, you can press and release the power button once to check the battery level. Learn more about Stripe M2 battery life.
| LEDs | Meaning |
|---|---|
| Full charge | |
| 75% charge | |
| 50% charge | |
| 25% charge | |
| (flashing) Charging |
Connectivity and reader status
When you connect to the Stripe Reader M2, check the LEDs for the reader status.
| LEDs | Meaning |
|---|---|
| (Scanning back and forth) Reader is on and awaiting a Bluetooth or USB connection | |
| (flashing, three times) Reader is connected to Bluetooth or USB | |
| Reader is in bootloader mode | |
| Reader is in standby mode | |
| (flashing, every 0.1 seconds for 30 seconds) Reader tampered | |
| (30 seconds) Reader integrity check failed |
Reader software releases
The software on the Stripe Reader M2 consists of a firmware version, configuration name, and key identifier. The reader software version joins these three components with underscores into a single string.
| Latest Version |
|---|
2.01.04.00-SZZZ_Prod_US_v12-481001 |
Firmware versions
Note
In PCI listings, the firmware identifier is in the format CHB3x.<batch>-xxxxx, where xxxxx is a placeholder for all firmware versions. All firmware versions are PCI compliant.
Specifically, a PCI firmware ID the related setting maps to firmware version AA.BB.CC.DD. For example, CHB3x.01-21021 maps to firmware version 2.01.00.21.
| Version | Release Date | Description |
|---|---|---|
2.01.06.00 | 2026-09-08 | General bug fixes and improvements. |
2.01.05.00 | 2026-08-03 | General bug fixes and improvements. |
2.01.04.00 | 2026-06-30 | General bug fixes and improvements. |
2.01.01.00 | 2026-02-11 | General bug fixes and improvements. Updated the power button logic for turning the reader off. To power the device off, hold the power button down for 4 seconds then release. Previously, the device powered off while the button was held. Updated the power button logic for reader resets. To reset the reader, hold the power button down for 14 seconds, then release. |
2.01.00.38 | 2025-09-10 | General bug fixes and improvements. Updated the LED light sequence to scan back and forth when the device is powered on and waiting for a bluetooth or USB connection, and reliably clear when the connection is established. |
2.01.00.36 | 2025-07-21 | General bug fixes and improvements. |
2.01.00.35 | 2025-06-24 | General bug fixes and improvements. |
2.01.00.31 | 2025-04-30 | Added a new “NFC UID” configuration that can be passed with the Terminal.collectData method. Use this configuration to fetch the UID of an NFC instrument, such as a wristband or key card. Improved transaction performance for contact and contactless transactions. Added support for Domestic Debit partial AID matching. Fixed NFC card detection issues that occurred during standby mode. Fixed USB driver issues. General bug fixes and improvements. |
2.01.00.21.szzz.01 | 2024-11-04 | Bug fixes and improvements. |
2.01.00.21 | 2024-05-22 | Fixed an issue where repeatedly pressing the power button causes a Bluetooth disconnect. Fixed a Bluetooth initialization error that can cause Bluetooth connection timeout. Fixed a bug that prevented Tag the related setting from disabling the Clear Bluetooth link key feature. Modified the YiChip Bluetooth library to fix a problem that occurs when Bluetooth continuously communicates for a long time, resulting in timeouts and disconnects. Modified JCB CDA Signature Verification requirement according to EMV Bulletin No. 290. Fixed an issue where ICC transactions can terminate due to incorrect ICC Rx length checking. Updated the the related setting crypto library. |
2.01.00.20 | 2023-10-24 | Bug fixes and improvements. |
2.01.00.17 | 2023-04-17 | Bug fixes and improvements. |
2.01.00.16 | 2022-10-17 | Bug fixes and improvements. |
2.01.00.15 | 2022-03-17 | Bug fixes and improvements. |
2.01.00.05 | 2021-07-01 | The initial firmware version available for this device. |
Configurations
| Name | Release Date | Description |
|---|---|---|
SZZZ_Prod_US_v12 | 2025-04-30 | Updates production configuration for this device. |
SZZZ_Prod_US_v10 | 2024-02-29 | Updates production configuration for this device. |
SZZZ_Prod_US_v5 | 2023-04-17 | Updates production configuration for this device. |
SZZZ_Prod_US_v1 | 2021-11-03 | Updates production configuration for this device. |
SZZZ_Test_US_v6 | 2021-07-01 | The initial configuration available for this device. |
Key identifiers
| Identifier | Release Date | Description |
|---|---|---|
480001 | 2021-07-01 | The initial key identifier available for this device. |
Accessories for the reader
You can use the Stripe Reader M2 with an optional dock for countertop checkout, or an optional mount for roaming checkout.
You can also design your own accessories for the Stripe Reader M2. To download the Stripe Reader M2 mechanical design files (.STP), you must first review and accept our Terminal Design File License Agreement. By downloading the file below, you agree to the terms outlined in the license.