Fitbit founders launch $250 wearable that looks like a pair of AAA batteries.

Available now for preorder and shipping in “early 2027,” Luffu Link is a screenless, LTE-connected health and safety band for families. Featuring built-in GPS, continuous biometric tracking, and AI-powered voice logging, it lets wearers send their location and emergency alerts to contacts without a phone, and lasts for up to five days before needing a charge. Posts from this author will be added to your daily email digest and your homepage feed. Posts from this topic will be added to your daily email digest and your homepage feed. Posts from this topic will be added to your daily email digest and your homepage feed. Posts from this topic will be added to your daily email digest and your homepage feed. Posts from this topic will be added to your daily email digest and your homepage feed. A free daily digest of the news that matters most. The Verge is a part of PMX Global, LLC, a subsidiary of Penske Media Corporation. © 2026 VM Publishing, LLC. All rights reserved. Sign in to see your notifications or create an account to join the conversation.