4′ Linkable 22W T5 6500K LED Shop Lights Hykolity: 10-Pack $39.99, 6-Pack $29.99 + Free Shipping

Zoplite via Amazon has 6 Pack / 10 Pack LED Shop Light 4FT, T5 Integrated Single Fixture, 22W, 2200lm, 6500K. Shipping is Free.
6 Pack: $29.99
10 Pack: $39.99