Wonlex KT21 Android 4G Kids' Smartwatch with Thermometer, Camera, Video Call, GPS and WiFi – Black

The KT21 is made for caring parents: track your child's location online and get alerts for entering or leaving home, school and zones you define. With SOS for instant communication whenever it is needed.

Key points

Android Smartwatch

4G-LTE & WiFi

SOS + Security Zones

8 680mAh battery

Technical specifications (summary) 15

LBS (indicative)

100–1500m

Camera

512MB RAM + 4GB ROM

Battery

680mAh

*Thermometer/sensors: depends on the version/batch. If you send us the SKU, we can make the “specs” fully accurate.

Functions (in detail) 16

The package includes 17

• 5 Video call

  GPS + WiFi + LBS

• 9 Greek menu

  Operating modes: Normal mode (GPS signal every ~10 min) · Power saving (GPS signal every ~1 hour). Times are affected by signal, positioning method and settings.

• Networks

  4G(CAT4) / 3G / 2G

• FDD-LTE

  B1,B2,B3,B4,B5,B7,B8,B12,B20,B28A

• Tracking

  GPS + WiFi + LBS + Accelerometer

• Accuracy (indicative)

  GPS 3–10m • WiFi 3–50m

• Screen

  1.4" IPS (240×240)

• 0.3MP

  Memory

• CPU

  SL8521E

• SIM

  Nano SIM

• Dimensions

  56×41×16.3mm

• Strap

  232×45×15mm

• Zone alerts (Security Zone) for home, school & areas you define.
• SOS button with a call/alert to up to 3 numbers.
• Video call & calls over 4G or WiFi (where there is coverage).
• Tracking GPS + WiFi + LBS + motion sensor, with route history.
• WiFi remotely: select & connect to a network from the parent app.
• Greek menu.
• Calls & video call over 4G or WiFi.
• Chat & messages (pictures, emoticons) + voice messages.
• Security Zone / entry-exit alert.
• Route history.
• Whitelist: unknown numbers are rejected & you are notified.
• Remote restart/shutdown.
• Find the watch with a sound.
• 3 alarms, pedometer, maths game.
• Acoustic water ejection from the speaker.
• Vibration/sound settings and volume levels (Large/Medium/Small).
• Remote monitoring functions (where supported): a “secret” call/photo capture to check the situation.
• Watch
• Screen protector
• 5 V USB charger
• USB charging cable
• Instruction booklet
• 2-year warranty

Advantages

*On all kids' smartwatches no warranty is provided against moisture damage . The remote picture/sound functions are intended for lawful parental supervision with consent and used in accordance with applicable law.

KT21 (Black)

WONLEX

Video Call Video-call app

• Two-way communication including video call over 4G or WiFi.
• “Secret” call/check (where supported) for monitoring when needed.
• SOS for an instant parent alert.
• The watch cannot be switched off by the child – only by the parent through the app.
• Low-battery alert.
• Ideal for children aged 5–12 (wrist up to ~5 cm wide, 13.5–19.5 cm circumference).

Signals

Hear & Place

Specs Important: No warranty is provided against moisture/water damage. The remote picture/sound functions must be used solely for lawful parental supervision .