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Glocusent via Amazon [amazon.com] has 12-LED Glocusent Rechargeable Book Light w/ 5 Color Temperatures & 5 Brightness Levels (White) on sale for $9.99 – $4.00 off when you apply promo code C5HH5ESA at checkout = $5.99. Shipping is free w/ Prime or on orders $35+.

Note: Amazon promo codes don’t always apply seamlessly. If you run into this issue, try refreshing the page, re-entering the code, or checking after you select a payment method to confirm whether it already applied.