3000106 Ushio F4T5BLB 4W 29V G5 Purple Glass Fluorescent Lamp Ushio Original F4T5BLB Blacklight Blue Bulb Used in insect lamps, analysis, inspection, entertainment, and special effects lighting Sold Individually Black Light Mercury Arc Lamp 4 Watts 29 Volts Double Ended G5 Medium Bi-Pin Base T5 Bulb Type 3000 Hours Average Life Purple Glass 5.3 in (134.5 mm) Max Overall Length .61 in (15.5 mm) Bulb Diameter Contains Mercury (Hg) Other part numbers, F4T5BLB, 10019, 20425, 358408, 35840-8, BLB-F4T5, S6405, CL70232, CL70327 Please Note: -Buyer pays PayPal. -Free domestic shipping is by USPS First Class Mail. -All orders placed by 3:00PM EST, ship same day Monday-Friday. -USPS tracking email will follow the evening of shipment. -International buyers, USPS First Class International can take up to 45 days to arrive. Faster options are available during checkout. -Import duties, taxes, and charges are not included in the item price or shipping cost. These charges are the buyer's responsibility. -Please check with your country's customs office to determine what these additional costs will be prior to bidding or buying.