GearBest discounts a selection of smart wristbands, with prices starting from $8.15. (Prices are as marked.) Plus, all items bag free shipping. Deal ends April 4. A couple of best bets:

• TW64 Pro Bluetooth 4.0 Smart Wristband for Android and iOS for $15.99 (low by $7)
• Vidonn X6S Bluetooth 4.0 Smart Wristband for Android and iOS for $25.99 (pictured, low by $7)