E11 socket compatible spotlights, maximum 65W, set of 5. For wiring duct rails - Quantity: 5 - Bulb Type: E11 - Maximum Power Consumption: 65W - Voltage: 110V - Model Number: ES-8670WC Used bulbs will be included as a service, but they are used items, so the expiration date is unknown. We have confirmed that they light up at the time of listing, but please understand that we cannot accept claims such as they do not light up upon arrival. We have done a simple wipe-down, but please understand that there may be some dirt in the crevices.