diff --git a/README.md b/README.md
index da470e9..93597a5 100644
--- a/README.md
+++ b/README.md
@@ -49,13 +49,11 @@ Converter file located [here](./converters/DIY_Zintercom.js)
 Support `router` and `end device` modes.  
 Install `E18-MS1PA1`, `E18-MS1PA2` or `E18-MS1-PCB`.  
 <img src="./images/front_side.png" width="70%">
-<img src="./images/back_DC_5-9V.png" width="35%">
-<img src="./images/back_microUSB.png" width="35%">
+<img src="./images/back_DC_5-9V.png" width="70%">
 
 
 ### Battery Power  
 
 Support only `end device` mode.  
 Install `E18-MS1-PCB` only!  
-<img src="./images/back_2xAAA.png" width="35%">
-<img src="./images/back_CR2032.png" width="35%">
+<img src="./images/back_2xAAA.png" width="70%">
diff --git a/hardware/BOM_Zintercom.csv b/hardware/BOM_Zintercom.csv
index c17b6a2..18cde2a 100644
Binary files a/hardware/BOM_Zintercom.csv and b/hardware/BOM_Zintercom.csv differ
diff --git a/hardware/Gerber_Zintercom.zip b/hardware/Gerber_Zintercom.zip
index 39bac84..3000a54 100644
Binary files a/hardware/Gerber_Zintercom.zip and b/hardware/Gerber_Zintercom.zip differ
diff --git a/hardware/Schematic_Zintercom.png b/hardware/Schematic_Zintercom.png
index cf35b90..d807c4d 100644
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diff --git a/images/back_2xAAA.png b/images/back_2xAAA.png
index 86f794d..1a1982e 100644
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diff --git a/images/back_CR2032.png b/images/back_CR2032.png
deleted file mode 100644
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diff --git a/images/back_DC_5-9V.png b/images/back_DC_5-9V.png
index 234bbe6..5b23476 100644
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diff --git a/images/back_microUSB.png b/images/back_microUSB.png
deleted file mode 100644
index 47c6013..0000000
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diff --git a/images/dimensions.png b/images/dimensions.png
index af58e04..ccb6174 100644
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diff --git a/images/front_side.png b/images/front_side.png
index ddfd53e..e747a07 100644
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diff --git a/images/z2m.png b/images/z2m.png
index 23c2688..3560b71 100644
Binary files a/images/z2m.png and b/images/z2m.png differ