Glade, 6.2 OZ, Clean Linen Scent, Automatic Spray Starter Is A Battery Operated Device That Gives You Freshness When Needed. Choose 1 Of 3 Settings To Select How Often You Would Like The Fragrance To Spray, Boost Button Available For An Instant Burst Of Freshness, Includes 1 Automatic Spray Unit, 1 Refill Canister & 2 "AA" Batteries, For Refills That Fit The Starter Use Clean Linen TV #131-190, Apple Cinnamon TV #131-189, Lavender & Vanilla TV #131-194, Hawaiin Breeze TV# 131-192 & French Vanilla TV #131-168.