Thumb Score: +17

Thumok via Amazon [amazon.com] has 2-Pack Thumok Adjustable Outdoor Waterproof Solar Clip On Lights (6000K) on sale for $29.99 – 40% off when you apply promo code C3A4E5OX at checkout = $17.99. Shipping is free w/ Prime or on orders $35+.

Note: Amazon promo codes don’t always apply seamlessly. If you run into this issue, refresh the page, re-enter the code, or revisit the cart page.