# Quantimodo.StudyImages ## Properties Name | Type | Description | Notes ------------ | ------------- | ------------- | ------------- **causeVariableImageUrl** | **String** | Ex: https://maxcdn.icons8.com/Color/PNG/96/Household/sleeping_in_bed-96.png | [optional] **causeVariableIonIcon** | **String** | Ex: ion-ios-cloudy-night-outline | [optional] **effectVariableImageUrl** | **String** | Ex: https://maxcdn.icons8.com/Color/PNG/96/Cinema/theatre_mask-96.png | [optional] **effectVariableIonIcon** | **String** | Ex: ion-happy-outline | [optional] **gaugeImage** | **String** | Ex: https://s3.amazonaws.com/quantimodo-docs/images/gauge-moderately-positive-relationship.png | **gaugeImageSquare** | **String** | Ex: https://s3.amazonaws.com/quantimodo-docs/images/gauge-moderately-positive-relationship-200-200.png | **gaugeSharingImageUrl** | **String** | Image with gauge and category images | [optional] **imageUrl** | **String** | Ex: https://s3-us-west-1.amazonaws.com/qmimages/variable_categories_gauges_logo_background/gauge-moderately-positive-relationship_sleep_emotions_logo_background.png | **robotSharingImageUrl** | **String** | Image with robot and category images | [optional] **avatar** | **String** | Avatar of the principal investigator | [optional]