Main Features
- Display: 2.01-inch IPS/TFT touchscreen
- Resolution: Approximately 240 × 296 pixels
- Design: Square watch face with metal alloy body and silicone strap
- Bluetooth: Bluetooth 5.1/5.2 for phone connectivity
- SIM Support: Some H88 SIM models support a Nano-SIM card for 4G/3G/2G calling and data without a smartphone
- Battery: 300–600 mAh (depends on model)
- Battery Life: Around 3–5 days of normal use; SIM-enabled models may last only 1–2 days
- Water Resistance: IP67 splash and dust resistance
- Compatibility: Android and iPhone (iOS) devices
Health & Fitness Functions
- Heart rate monitoring
- Blood oxygen (SpO₂) monitoring
- Sleep tracking
- Step counting (pedometer)
- Calorie tracking
- Sedentary reminder
- Multiple sports modes (up to 100 modes on some versions)
Communication Features
- Bluetooth calling through a connected smartphone
- Call notifications
- SMS and app notifications
- Contacts synchronization
- Built-in speaker and microphone
- SIM-card models can make and receive calls independently of a phone
Additional Features
- Alarm clock
- Stopwatch
- Music control
- Weather updates
- Multiple watch faces
- Camera support on some 4G versions
- GPS support on certain SIM-enabled variants
- Wi-Fi support on Android-based models
Pros
✅ Large display
✅ Bluetooth calling
✅ Affordable price
✅ Multiple health-tracking features
✅ SIM support available on some models
✅ Stylish design
