Voice Control - Lumary smart wifi recessed lights 4 inch compatible with Alexa, Google Assistant and Siri(Not work with Homekit). A simple dialogue can turn your gimbal lights on or off and adjust colors brightness and temprature. Rotable Design: The gimbal recessed lights head is 90° vertical and 360° horizontal rotatable, suitable for soffit, kitchen, living room, bedroom, bathroom and sloping ceiling, adjust beam angle as a ceiling spotlight to achieve downward lighting. Ideal for Halogen Lights Replacing: Smart recessed lighting 4 inch integrated COB(Chips On Board). Eyeball only needs 7W to deliver 600lm of bright lighting, brighter than other LED recessed lights. 26° Beam angle, light source more focus. Disperse the heat dissipation of the chip, improve the glare effect of smart dowlights.