e.g.:

File name and path:     C:\Program Files\Java\jdk1.8.0_181\bin\javac.exe
Product Name:           Java(TM) Platform SE 8
Internal Name:          javac
Original Filename:      javac.exe

File Description:       Java(TM) Platform SE binary
Company:                Oracle Corporation
Legal Copyright:        Copyright © 2018
Legal Trademarks:       
Comments:               

File Version String:    8.0.1810.13
File Version:           8.0.1810.13
Product Version String: 8.0.1810.13
Product Version:        8.0.1810.13

the jdk can include a complete jre in the subdirectory jre.
e.g.:
C:\Program Files\Java\jdk1.8.0_181\jre
It also has a java.exe in the bin directory.
e.g.:
C:\Program Files\Java\jdk1.8.0_181\bin\java.exe

Website/Download Site
https://www.oracle.com/technetwork/java/javase/downloads/jdk8-downloads-2133151.html

Version number displayed in the app
"C:\Program Files\Java\jdk1.8.0_181\bin\java" -version

java version "1.8.0_181"
Java(TM) SE Runtime Environment (build 1.8.0_181-b13)
Java HotSpot(TM) Client VM (build 25.181-b13, mixed mode)
App-Icon in ICO format

End of Life information for jdk 1.8 and jre 1.8:
the last free update (public update) is:
for personal usage: December 2020
for commercial usage: January 2019

see
https://www.oracle.com/technetwork/java/javase/eol-135779.html