This is a regular verb. It follows the conjugation pattern of the verb hablar.
PresentPresente
El bebé levanta los brazos cuando me ve.
The baby raises his arms when he sees me.
PreteritePretérito indefinido
Los estudiantes levantaron la mano en clase.
The students raised their hands in class.
ConditionalCondicional
¿Tú levantarías esa caja tan pesada?
Would you lift that heavy box by yourself?