Extension III

This spell is the same as the 4th-level extension I except that it will extend 1st- through 3rd-level spells to double duration and will extend the duration of 4th- or 5th-level spells by 50%.

[Player's Handbook]

School: Alteration
Level: 6
Rarity: Common

Range: 0
Components: V
Duration: Special
Casting Time: 6
Area of Effect: Special
Saving Throw: None