This $20 gadget eliminates Wi-Fi dead spots in your home
By Gabriela Vatu
Published on March 20, 2026.
Amazon is selling the TP-Link AC1200 Wi-Fi Extender (RE315) for $20, which can eliminate annoying Wi-fi dead spots around your home. The device can rebroadcast the router's signal to increase its range and improve signal quality. It also removes the burden of the smart home on your router, allowing up to 32 device connections. The extender is compatible with various router models and can create a mesh network with certain models.
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