F21 Smart Bracelet (sleep/fitness monitor)
Color-screen smart bracelet for everyday activity and sleep tracking. Touch operation, step counting, and a 100mAh battery with 7–14 day battery life. Waterproof design for daily wear. Available in Black/Gray, Black/Green, or Black/Red. Note: This is a lifestyle accessory for general wellness tracking. It is not a medical device and is not intended to diagnose, treat, or monitor any medical condition. Includes: smart bracelet, charging cable, instruction manual. Shipping: orders ship from our US warehouse. Estimated delivery: 3–8 days.
Customer Reviews
Pickup is always free — ready during store hours at 88 54th St SW, Suite 103, Grand Rapids, MI 49548. Mon–Sat 10:00 AM – 7:00 PM · Sun 12:00 PM – 5:00 PM.
Delivery fees are quoted at checkout based on your address. FREE on orders $299+ within 10 miles. $39 under $299 within 10 miles. $49 for 10–25 miles. Add $2/mile beyond 25 miles. Deliveries run Tuesday · Thursday · Saturday. Orders paid by 2 PM go on the next delivery day.
See full delivery policy →We are a closeout & overstock retailer. All items sell as-is. Please inspect your item before you pay.
14-day exchange or store credit — item must be unused, in original packaging, with receipt and photo ID. We do not issue cash refunds.
Appliances & electronics: test your item before you leave the store. If it does not work, tell us within 48 hours for exchange or store credit.
See full return policy →