Sun Blade

This item appears to be a longsword hilt. Bonus
action summon retract the blade.
You gain a +2 bonus to attack and damage rolls
made with this weapon, which deals radiant
damage instead of slashing damage. When you
hit an undead with it, that target takes an extra
1d8 radiant damage.
10-30 Bright light 10-30 Dim Light.
Finesse, Versatile