diff --git a/docs/en/refs/unit.ncir.ref b/docs/en/refs/unit.ncir.ref
new file mode 100644
index 00000000..9a4188e5
--- /dev/null
+++ b/docs/en/refs/unit.ncir.ref
@@ -0,0 +1,20 @@
+.. |NCIR| image:: https://static-cdn.m5stack.com/resource/docs/products/unit/ncir/ncir_01.webp
+    :target: https://docs.m5stack.com/en/unit/ncir
+    :height: 200px
+    :width: 200 px
+
+    
+.. |example.svg| image:: https://m5stack.oss-cn-shenzhen.aliyuncs.com/mpy_docs/unit/ncir/example.svg
+
+.. |init.svg| image:: https://m5stack.oss-cn-shenzhen.aliyuncs.com/mpy_docs/unit/ncir/init.svg
+
+.. |get_ambient_temperature.svg| image:: https://m5stack.oss-cn-shenzhen.aliyuncs.com/mpy_docs/unit/ncir/get_object_temperature.svg
+
+.. |get_object_temperature.svg| image:: https://static-cdn.m5stack.com/mpy_docs/unit/pir/enable_irq.svg
+
+
+
+.. |ncir_core_example.m5f2| raw:: html 
+
+    <a href="https://uiflow2.m5stack.com/?example=https://raw.githubusercontent.com/m5stack/uiflow-micropython/develop/m5f2_examples/unit/ncir/ncir_core_example.m5f2" target="_blank">ncir_core_example.m5f2</a>
+
diff --git a/docs/en/units/index.rst b/docs/en/units/index.rst
index fe77216f..4b9fa126 100644
--- a/docs/en/units/index.rst
+++ b/docs/en/units/index.rst
@@ -15,3 +15,4 @@ Unit
     dlight.rst
     ultrasonic.rst
     pir.rst
+    ncir.rst
diff --git a/docs/en/units/ncir.rst b/docs/en/units/ncir.rst
new file mode 100644
index 00000000..68392d2d
--- /dev/null
+++ b/docs/en/units/ncir.rst
@@ -0,0 +1,83 @@
+NCIR Unit
+==================
+
+.. include:: ../refs/unit.ncir.ref
+
+Support the following products:
+
+
+|NCIR|              
+
+
+Micropython Example::
+
+    import os, sys, io
+    import M5
+    from M5 import *
+    from hardware import *
+    from unit import *
+
+    i2c0 = None
+    ncir_0 = None
+
+    def setup():
+    global i2c0, ncir_0
+
+    i2c0 = I2C(0, scl=Pin(1), sda=Pin(2), freq=100000)
+    ncir_0 = NCIRUnit(i2c0)
+    M5.begin()
+    Widgets.fillScreen(0x222222)
+
+    print(ncir_0.get_ambient_temperature())
+    print(ncir_0.get_object_temperature())
+
+
+
+UIFLOW2 Example:
+
+    |example.svg|
+
+.. only:: builder_html
+
+|ncir_core_example.m5f2|
+
+class NCIRUnit
+-----------------
+
+Constructors
+--------------
+
+.. class:: NCIRUnit(i2c)
+
+    Create an NCIRUnit object.
+
+    The parameters is:
+        - ``i2c`` Define the i2c pin.
+
+ 
+    UIFLOW2:
+
+        |init.svg|
+
+
+Methods
+-------
+
+.. method:: ncir.get_ambient_temperature()
+
+
+    Obtain the ambient temperature.
+
+    UIFLOW2:
+
+        |get_ambient_temperature.svg|
+
+.. method:: ncir.get_object_temperature()
+
+   Get the temperature of the measured object.
+
+    UIFLOW2:
+
+        |get_object_temperature.svg|
+
+
diff --git a/docs/zh_CN/refs/unit.ncir.ref b/docs/zh_CN/refs/unit.ncir.ref
new file mode 100644
index 00000000..c5ae8dba
--- /dev/null
+++ b/docs/zh_CN/refs/unit.ncir.ref
@@ -0,0 +1,20 @@
+.. |NCIR| image:: https://static-cdn.m5stack.com/resource/docs/products/unit/ncir/ncir_01.webp
+    :target: https://docs.m5stack.com/zh_CN/unit/ncir
+    :height: 200px
+    :width: 200 px
+
+    
+.. |example.svg| image:: https://m5stack.oss-cn-shenzhen.aliyuncs.com/mpy_docs/unit/ncir/example.svg
+
+.. |init.svg| image:: https://m5stack.oss-cn-shenzhen.aliyuncs.com/mpy_docs/unit/ncir/init.svg
+
+.. |get_ambient_temperature.svg| image:: https://m5stack.oss-cn-shenzhen.aliyuncs.com/mpy_docs/unit/ncir/get_object_temperature.svg
+
+.. |get_object_temperature.svg| image:: https://static-cdn.m5stack.com/mpy_docs/unit/pir/enable_irq.svg
+
+
+
+.. |ncir_core_example.m5f2| raw:: html 
+
+    <a href="https://uiflow2.m5stack.com/?example=https://raw.githubusercontent.com/m5stack/uiflow-micropython/develop/m5f2_examples/unit/ncir/ncir_core_example.m5f2" target="_blank">ncir_core_example.m5f2</a>
+
diff --git a/docs/zh_CN/unit/index.rst b/docs/zh_CN/unit/index.rst
index fe77216f..4b9fa126 100644
--- a/docs/zh_CN/unit/index.rst
+++ b/docs/zh_CN/unit/index.rst
@@ -15,3 +15,4 @@ Unit
     dlight.rst
     ultrasonic.rst
     pir.rst
+    ncir.rst
diff --git a/docs/zh_CN/unit/ncir.rst b/docs/zh_CN/unit/ncir.rst
new file mode 100644
index 00000000..fdcd95d4
--- /dev/null
+++ b/docs/zh_CN/unit/ncir.rst
@@ -0,0 +1,83 @@
+NCIR Unit
+==================
+
+.. include:: ../refs/unit.ncir.ref
+
+Support the following products:
+
+
+|NCIR|              
+
+
+Micropython Example::
+
+    import os, sys, io
+    import M5
+    from M5 import *
+    from hardware import *
+    from unit import *
+
+    i2c0 = None
+    ncir_0 = None
+
+    def setup():
+    global i2c0, ncir_0
+
+    i2c0 = I2C(0, scl=Pin(1), sda=Pin(2), freq=100000)
+    ncir_0 = NCIRUnit(i2c0)
+    M5.begin()
+    Widgets.fillScreen(0x222222)
+
+    print(ncir_0.get_ambient_temperature())
+    print(ncir_0.get_object_temperature())
+
+
+
+UIFLOW2 Example:
+
+    |example.svg|
+
+.. only:: builder_html
+
+|ncir_core_example.m5f2|
+
+class NCIRUnit
+-----------------
+
+Constructors
+--------------
+
+.. class:: NCIRUnit(i2c)
+
+    创建一个NCIRUnit对象.
+
+    The parameters is:
+        - ``i2c`` 定义i2c引脚。
+
+ 
+    UIFLOW2:
+
+        |init.svg|
+
+
+Methods
+-------
+
+.. method:: ncir.get_ambient_temperature()
+
+
+    获取环境温度。 
+
+    UIFLOW2:
+
+        |get_ambient_temperature.svg|
+
+.. method:: ncir.get_object_temperature()
+
+   获取测量物体温度。
+
+    UIFLOW2:
+
+        |get_object_temperature.svg|
+
+