Product Description:

Chipset: MTK-2502C APP: RDFit Compatible System: "Android 5.0 and above; IOS9.0 and above" Screen Size: 1.75 INCH Resolution: IPS 320*385 Touch Type: Full touch screen BT:BT 3.0/4.0 G-Sensor:SC7A20 Type: Lithium Polymer Battery Capacity:3.7V/180mAh Charging Method: Wireless charging Waterproof Level: IP67 waterproof Charging time: 1.5H