Update README.md

Author: CelliesProjects

README.md

@@ -2,12 +2,14 @@
 
 ## About
 
-`smartMeterLogger-esp32` connects to a smart meter (slimme meter) and logs the electricity use per minute  to an sdcard. 
+`smartMeterLogger-esp32` connects to a smart meter (slimme meter) and logs the electricity use per minute  to an sdcard. Saved data can be viewed in a html5 compatible browser. (phone/laptop/desktop)
 
 ![overzicht vandaag android](img/screenshot_android_vandaag.png)
 
+
 ![huidig](img/screenshot_pc.png)
 
+
 ![overzicht vandaag pc](img/screenshot_vandaag_pc.png)
 
 ## How to use
@@ -49,6 +51,12 @@ Below you can see how to enable the external antenna. Move the zero ohm resistor
 
 See [this LilyGo issue](https://github.com/LilyGO/ESP32-MINI-32-V1.3/issues/4#issuecomment-610394847) about the external antenna.
 
+### SD card reader
+
+![card reader](img/sdboard.png)
+
+Using the default pins.
+
 ### Level shifter / inverter
 
 To invert and level shift the signal you can use a bc547 transistor with some resistors. For example like this: