BeatsOnly
BeatsOnly measure heart rate (测量真人心率并发送到真心熊公仔身上)
1.hold your fingertip over the camera lens (把手指头放到背面摄像头和闪光灯上面)
2.hold on 10s (等待10秒)
3.connect toy through BLE(bluetooth) ，the toy will vibrate (所测量得到的心率数据通过蓝牙链接真心熊公仔,真心熊会以心率相同的频率振动，模拟人的心跳)