HQRP 110V LED Light Bulb Cool White for Husqvarna Viking 230/250 / 310/315 / 320/325 / 330/335 / 610/620 Sewing Machine plus HQRP Coaster HQRP&reg; LED Bulb plus HQRP&reg; Coaster; Base: BA15d Double Contact Bayonet Base; Lumen: 300-350; Working Voltage: 110V AC; Power: 3 Watt; LED: 64 LEDs; Lumen Color Temperature: Cool White 6000K-6500K; 200 days warranty!