Observer and Sentry Wards

The Observer and Sentry Wards, also known as the Ward Dispenser is a stacked item formed in the inventory from s and s.

Additional information
This item automatically combines s and s into a single item, opening up an extra space in the inventory.

Double click or double tap the item hotkey to switch between ward types. Switching the wards does not cancel interrupt any current order, including channeling spells, nor does it break invisibility.