X9VO-HQ Heart Rate Smartwatch - SIM not Supported
Requirements: Android system 4.4 version or above; iOS system 8.0 version or above ; Support bluetooth with 4.0 version.
Bluetooth Version: BLE 4.0.
Chip: NRF52832.
Ram: 64K(Flash 512K).
Screen: 0.96 inch OLED.
Battery: 80mAh.
Stand-by Time: 25 days.
Working Time: 7 days.
Motor: Built in, vibratng reminder.
Waterproof level: IP67.
Sensor: G-sensor.