Philips Dimmer Switch (latest model). Type: Dimmer & switch, Networking standards: IEEE 802.15.4, Hue dimmer switch International Protection (IP) code: IP20. Case design: External, Control type: Buttons, Product colour: White. Width: 80 mm, Depth: 15 mm, Height: 125 mm. Package width: 90 mm, Package depth: 58 mm, Package height: 170 mm. Hue dimmer switch battery type: CR2032