UL Listed String Lights UL Listed String Lights # of Sockets: 25 Socket Type/Size: E12 Candelabra Base 25 socket outdoor string light Cord Length: 25FT Spacing Between Sockets: 12" On/Off Switch?: No Drop Distance: None Cord Color: Black/White/Green Suitable Environment: Indoor / Outdoor Included Bulbs: G40 Globe Clear Bulbs outdoor string light Bulb Wattage: 25x 5Watts (do not exceed 432W Max) outdoor string light set Supported Bulb Types: Incandescent / LED / LED Filament Power Connection: Plug-In Expandable End-To-End?: Yes End-To-End Connection Limit: Up to 3 set Total (when used with included 5W Bulbs) Wiring Type: Parallel - Other bulbs stay lit if one goes out Wire Gauge: SPT-1W 20Gauge WeatherProof?: Yes, Rain Resistant. PVC socket forms a tight weatherproof seal around the bulb. Voltage: 120V Strip lights