This article demonstrates how to use the web site monitor to check a product's price on Amazon periodically and send email when price changes.
Amazon Page Info
Let's pick an Amazon Kindle as an example. The shopping URL is
- Use Chrome browser to open the URL. Right click on the price area and select "Inspect" menu.
The HTML source is shown below:
So we can look for a "td" node with "id" being "priceblock_ourprice_lbl", and its text node value is "Price:", and the real price is in the subsequent "span" node with "id" being "priceblock_ourprice".
Configure SMTP server
SMTP server needs to be configured first for sending email on alarm
Then press "Send Test Mail" to check if the SMTP server has been configured successfully.
- Press "Configure" button next to the "Threshold settings".
Move "body response time" to the left and move "content match" to the right panel.
- Configure it to use simple content match, and choose "Line contains" radio button, enter.
to the text field of "Line contains". In the token field, enter "2".
The value is the second token of the line.
- In the threshold field, enter 340, so that an alarm will be raised when price drops below 340.
Press "Ok" buttons to go back to the screen at step 1.
- In the following screen
Press "Configure" button next to the "Actions"
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