• Full PVC design, silicone wrist strap, removable rear panel.
• Way of wearing: can wear a wrist band or shoelace.
• Power supply: built-in CR2032 button battery.
• Uses a four-dimensional low-frequency antenna to receive activation signals from any directions; dual chips increase the reading accuracy.
• A battery power management system can measure the remaining battery power.
• Waterproof rating: IP65.
• Dimensions: 45mm (L) × 35mm (W) × 10mm (H);
Weight: 0.028kg.
• Data transmission: Bluetooth 5.0, 125Hz.
• Real-time display and record each athlete’s remaining laps and the total time use.
• Print results in real-time.