BLACKT ELECTROTECH-REMOTE SWITCH FOR 4 LIGHTS & 1 FAN (BT16D)

Made In India Save Electricity/Inbuilt Memory Use for 4 Lights & 1 Fan/Humming less Fan Speed/High Durable Fluctuation less switching for lights/Relay Based switching (1000 Watt per pt) No need to change existing wiring It can be install inside or outside switch board