Amazon has Scotch Electrical Tape, 3/4-Inch by 66-Foot 1-Roll on sale for $2.06 . Shipping is free with Prime or on order $25+
- PRIMARY ELECTRICAL INSULATION for all wire and cable splices rated up to 600 volts
- PROTECTIVE JACKETING for high-voltage cable splices and repairs
- BUNDLE & REPAIR; harness wires and cables
- INDOOR AND OUTDOOR USE; above- or below-ground applications
- HIGH ADHESION in wide range of temperatures: 0C (32F)80C (176F)
Amazon offers free shipping with $25+ orders or get free 1 day shipping on all orders with a free trial of Amazon Prime. A prime trial is also free with Amazon Family (which also gets you up to 20% off diapers among other benefits) or Amazon Student. EBT/Medicaid Cardholders can save on Prime Membership here.