how to bluetooth Scanner

CoreBluetooth Bluetooth4.0 and Bluetooth4.1 not found

Test Devices :

https://smartstore.naver.com/gnetech/products/533244672?NaPm=ct%3Djq7be7wo%7Cci%3Dc0ffdda39667dcfb1677e42256d5f2d425a14095%7Ctr%3Dslsl%7Csn%3D254127%7Cic%3D%7Chk%3D586413c1b1ded949c43c3c8008d61a9edde78f15

https://search.shopping.naver.com/detail/detail.nhn?nv_mid=7447628824&cat_id=50001727&frm=NVSHATC&query=%ED%95%B8%EC%A6%88%ED%94%84%EB%A6%AC&NaPm=ct%3Djq7bev20%7Cci%3Db319ecd7066c378ca0e781749d44d6374976ac3b%7Ctr%3Dslsl%7Csn%3D95694%7Chk%3Dce32f10c0e3649b63f8f04fee94d2cbaef9da5a2

-(void)viewDidLoad{

manager = [[CBCentralManager alloc] initWithDelegate:self queue:dispatch_get_main_queue()];

}

-(void)centralManagerDidUpdateState:(CBCentralManager *)central{

switch (central.state) {
    case CBManagerStatePoweredOff:
        break;
    case CBManagerStatePoweredOn:
        NSLog(@"CBManagerStatePoweredOn");
        [self startScanPeripheral];
        break;
    case CBManagerStateResetting:
        break;
    case CBManagerStateUnsupported:
        break;
    case CBManagerStateUnknown:
        break;
    case CBManagerStateUnauthorized:
        break;
}

}

-(void)startScanPeripheral{

NSLog(@"startScanPeripheral");

[manager scanForPeripheralsWithServices:nil options:nil];

}

-(void)centralManager:(CBCentralManager *)central didDiscoverPeripheral:(CBPeripheral *)peripheral advertisementData:(NSDictionary *)advertisementData RSSI:(NSNumber *)RSSI{

NSLog(@"didDiscoverPeripheral : peripheral %@ %@",peripheral,[advertisementData valueForKey:CBAdvertisementDataSolicitedServiceUUIDsKey]  );

}

2018-12-28 09:37:54.478389+0900 BluetoothTest[5648:2301000] didDiscoverPeripheral : peripheral (null)