Instruction of multifunction remote controller: 1.Power: AAA battery x2, communication protocol: RF-2.4G, Effective distance: 20M(without obstacle) 2.Number of controllable lamps: I controller can control 99 groups of lamps, and no limit to the number of lamps in a group 3.ID of lamp: 1 to 99 4.Multifunction:ON/OFF, dimming and color-temp adjusting, timing ON/OFF, 2 scenes recall, auto dimming, night light
