Amulet Of Balance

Material: Pure silver, but it looks very old and tarnished (as if it had been in the dark for centuries). Pendant: A isemicircle with the upper half carved in the shape of the sun and the lower half carved in the shape of the crescent moon.

When You are Attuned to this item, You have resistance to Necrotic and Radiant damage. 

Once per long rest as a bonus action, you can switch between:

1) Shadow Mode: You gain +1 for Stealth Chekcs.

2) Light Mode: You can cast "Sacred flame" once, as a cantrip(DC=12 or Attack+4)

Notes: Resistance: Necrotic, Resistance: Radiant