The Hunter Douglas PowerView Gen2 Motor is a new motor specifically compatible for Roller Shades and is Compatible with Amazon Alexa ( Hub is required for Alexa) for smart home integration. Made of durable materials and measuring 8-1/4" in length with a 23mm frame thickness, this motor is suitable for any room in the home. Manufactured by Hunter Douglas, a reputable brand in window treatments, this motorized roller shade motor is a reliable and efficient option for those looking to enhance their window treatments with technology and convenience. Motor Only Hub is Not included, sold separately