This is a 3-speed, 4-wire control switch, replacement pull switch for home applications, mainly for ceiling fans, wall lights and cabinet lights. Material: plastic, copper;3-speed, 4-wire switch control: OFF?L-1?L-2-3?L-3;Model: ZE-268S6;Electrical characteristics: 3A 250VAC/6A 125VAC/3(1)A 250VAC;Certifications: UL Approved (United States) - CSA Certified (Canada) The switch comes with an 80mm long pull chain and an additional 35cm chain. You can cut the desired length of chain for installation. Disassemble the switch directly instead of breaking the circuit of the old switch, remove the upper and lower cover and remove the wire, then install the new switch. Just insert the wire head into the wire hole and secure it. Finally, pull the switch to see if it falls. Be sure to note the position of all wires before removing the old switch.This is a 3-speed, 4-wire control switch, replacement pull switch for home applications, mainly for ceiling fans, wall lights and cabinet lights. The switch comes with an 80mm long pull chain and an additional 35cm chain.You can cut the desired length of chain for installation. Disassemble the switch directly instead of breaking the circuit of the old switch, remove the top and bottom cover and remove the wire, then install the new switch. Just insert the wire head into the wire hole and secure it.Finally, pull the switch to see if it falls. Be sure to note the position of all wires before removing the old switch.