Specifications :

• Brand: Zeblaze
• Model: GTR
• Main body size: 45*45*11.6mm
• Weight: 51 g
• Strap Length: 120 mm (long), 75 mm (short)
• Strap Width: 20 mm
• Display: 2.5D Glass + 1.3” IPS Full Round Color Touch Screen
• Resolution: 240 x 240 px
• Sensors: Heart-rate sensor, Proximity sensor, Accelerometer
• Bluetooth Version: Bluetooth 5.1
• Battery: 180 mAh
• Charging Time: 1.5 hours
• Battery Life: 30 days (Power-saving Scenario); 18 days (Typical Usage Scenario)
• Water Resistant: 30 Meters
• App: H Band
• Compatability: Android 4.4 or iOS 9.0 and above.