We take cryptocurrency — so the coins you hold can buy real hardware.Pay in crypto, spend it on real hardware. Free insured shipping worldwide over $399. Plain, unbranded boxes, sent from Germany.Free insured shipping over $399. Your rate is locked for 30 minutes once checkout opens.Rate locked 30 minutes. Every item sealed, serial-checked and covered by a 24-month warranty.Sealed, 24-month warranty.

Saved items Sign in

allentian

allentian DT4 Mate Smart Watch BlackSteel 150g

SKU CH-B8V9-QBAD1

Tracks steps, heart rate, blood pressure and sleep while handling Bluetooth calls and smart reminders on Android or iOS, weighing 150 g

  • ColorBlackSteel
  • SizeMedium
  • CompatibilityAndroid / IOS
  • Sports TeamNO
  • Health tracking with heart rate, blood pressure and sleep monitoring
  • Bluetooth calling lets you answer from your wrist
  • Smart reminders and remote selfie control keep you connected
  • Wireless charging with up to 7 days of battery life
  • Life waterproof rating suits daily wear and sport

Allentian DT4 Mate Smart Watch

The Allentian DT4 Mate is a new wearable technology device finished in BlackSteel and weighing 150g. It pairs with Android and iOS platforms to deliver health tracking, instant notifications and Bluetooth calling from the wrist. A TFT touchscreen and side button handle operation, while wireless charging keeps the battery running for less than seven days. Life waterproof rating and a silicone sport strap suit daily wear and light exercise.

Replaces basic tracker or first smartwatch

This model adds Bluetooth calling, offline payment, music control and voice assistant support that simpler bands lack. The jump is worth it when you want to answer calls, check messages or trigger a remote selfie without reaching for your phone. Heart rate, blood pressure and sleep monitoring give broader wellness data than step counting alone. Buyers who need built-in GPS, cellular connectivity or third-party app stores should look elsewhere.

Check phone OS and charging habit

Verify your handset runs a compatible Android or iOS version before ordering. Wireless charging requires the supplied pad or a matching Qi surface, so confirm you have a convenient charging spot. The 5 m wireless range means the phone must stay nearby for calls and notifications. If you prefer a leather or metal link strap, note the included band is silicone only.

Highlights

  • Health tracking with heart rate, blood pressure and sleep monitoring
  • Bluetooth calling lets you answer from your wrist
  • Smart reminders and remote selfie control keep you connected
  • Wireless charging with up to 7 days of battery life
  • Life waterproof rating suits daily wear and sport

Specifications

ColorBlackSteel
SizeMedium
CompatibilityAndroid / IOS
Sports TeamNO

Questions about this item

What wrist size does the 150g Medium case with sporty silicone strap fit?

The Medium case weighs 150g and uses a sporty silicone strap designed for typical adult wrists.

How do I charge the watch using the supplied wireless charger?

Align the back of the watch with the wireless charging pad until the screen shows the charging animation; a full charge takes a few hours.

When should I replace the silicone strap?

Replace the sporty silicone strap when it shows cracks, permanent stretching or skin irritation.

Also in this aisle

People compared these

Same shelf, same checkout — eight coins and a 30-minute rate lock.