US Plug & E12 US Socket. Needs E12 Bulb (Not Included).
Swag hooks (not included) are used to support this light fixture that hang
NOTE: Use E12 Bulb with 20W only (Can be LED, too). Bulb is not Included but is easily available at Walmart / Home Depot if in US or Shop the pack of 10 bulbs from the below link.. Other International Countries might need respective plug convertor's to make the lamp work. You do not need an expert installation!