VicTsing via Amazon offers Prime members the VicTsing 2-in-1 Solar Powered LED Spotlight for $19.99. Coupon code "3MVO6XZ7" cuts it to $13.99. With free shipping, that's the lowest total price we could find by $13. (Non-members can spend $49 or more to qualify for free shipping; otherwise, shipping costs $6.97.) It features automatic on/off capability, adjustable light and solar panel, and built-in rechargeable lithium battery.