... just as easy as the common incandescent light bulb or energy saving light .B. Wireless operation between remote and light bulb, on ... ,at least 20 meters,no physical prevention . G. Stylish design,energy-saving, environment-friendly, recyclable.According with FCC,CE,ROHS. crazy, universal ... SMD5630 6w e26/e27/b22 110v-220v ,rf dimmable, energy saving LED remote bulb