Ciel Modules

The (シエルモジュール) are the main transformation items of Arc-en-Ciel Lumiere Pretty Cure used by the main characters to transform into their Pretty Cure alter egos in addition to allowing the Cures to perform their basic purification attacks.

Abilities
The Modules, with the use of the phrase "Pretty Cure, Arc en Ciel Activation!", allow the main characters of the series to transform into their Pretty Cure alter egos.

They can also allow the Cures, apart from Cure Nebulus, to perform their purification attacks.

Users

 * Hanae Momoko
 * Aota Umi
 * Kimitsu Akemi
 * Matsuura Midori
 * Ayase Rubina
 * Gingasaka Seiya
 * Ishiuta Kotone

Trivia

 * They are the second set of transformation items to be called "modules", after the Cure Modules from Suite Pretty Cure♪.