You can attach it with the optional stem support accessory:
http://www.xpmetaldetectors.com/metal-detector/ws4-stem-support/
If you prefer, you could also wear it on your wrist with this:
http://www.xpmetaldetectors.com/metal-detector/wristband/
http://www.xpmetaldetectors.com/metal-detector/ws4-stem-support/
If you prefer, you could also wear it on your wrist with this:
http://www.xpmetaldetectors.com/metal-detector/wristband/