The Mr.Steam TempoFlex Control comes with an Aroma SteamHead. This is the only steam shower control that offers RF wireless connectivity with no cable needed to the steam generator, providing you desired flexibility and easy access to steam. Wireless control with flexible charging and installation Capacitive touch panel with 2 user presets Display characters are 1" tall for clear legibility Controls AromaTherapy and ChromaTherapy Systems Easy time adjustment (2-60 minutes) and temperature adjustment (80-120 degrees F) Rechargeable sealed battery holds a charge for up to 6 months Control can be installed wired for constant power or charged outside the steam room by plugging the control into a wall adapter Mount to nearly any hard surface or flush to the wall Dimensions: 3.8"W (10 cm) x 0.9"D (2 cm) x 5.3"H (14 cm) Has an oil reservoir at the top for essential oils No assembly of moving parts required Dimensions: 3"W (8 cm) x 1"D (3 cm) x 3"H (8 cm) Installation and Operation Manual Installation and Operation Manual Construction Material: Plastic, Metal, Electronics Installation Type: Hardwired and Wireless Interface: Capacitive Touch Panel Dimensions: Width: 3.8" (10 cm), Depth: 0.9" (2 cm), Height: 5.3" (14 cm) Dimensions: Width: 3" (8 cm), Depth: 1" (3 cm), Height: 3" (8 cm)