diff --git a/device.go b/device.go
index c6f519c..c481246 100644
--- a/device.go
+++ b/device.go
@@ -11,8 +11,10 @@ import (
 	"git.pyer.club/kingecg/goonvif/onvif"
 	device "git.pyer.club/kingecg/goonvif/onvif/device"
 	"git.pyer.club/kingecg/goonvif/onvif/media"
+	ptz "git.pyer.club/kingecg/goonvif/onvif/ptz"
 	sdk "git.pyer.club/kingecg/goonvif/onvif/sdk/device"
 	media_sdk "git.pyer.club/kingecg/goonvif/onvif/sdk/media"
+	ptz_sdk "git.pyer.club/kingecg/goonvif/onvif/sdk/ptz"
 	wsdiscovery "git.pyer.club/kingecg/goonvif/onvif/ws-discovery"
 	"git.pyer.club/kingecg/goonvif/onvif/xsd"
 	onvifmodel "git.pyer.club/kingecg/goonvif/onvif/xsd/onvif"
@@ -30,6 +32,11 @@ type Device struct {
 	mediaCapablities *media.Capabilities
 }
 
+const (
+	panTiltSpace string = "http://www.onvif.org/ver10/tptz/PanTiltSpaces/VelocityGenericSpace"
+	zoomSpace    string = "http://www.onvif.org/ver10/tptz/ZoomSpaces/VelocityGenericSpace"
+)
+
 var ErrAuthRequired = errors.New("auth required")
 
 func NewDevice(params onvif.DeviceParams) *Device {
@@ -219,6 +226,80 @@ func (d *Device) GetProfiles() ([]onvifmodel.Profile, error) {
 	}
 	return resp.Profiles, nil
 }
+
+func (d *Device) GetDeviceInformation() (interface{}, error) {
+	err := d.check()
+	if err != nil {
+		return nil, err
+	}
+	resp, err := sdk.Call_GetDeviceInformation(d.ctx, d.device, device.GetDeviceInformation{})
+	if err != nil {
+		return nil, err
+	}
+	return resp, nil
+}
+
+func (d *Device) PTZNodes() ([]onvifmodel.PTZNode, error) {
+	err := d.check()
+	if err != nil {
+		return nil, err
+	}
+	resp, err := ptz_sdk.Call_GetNodes(d.ctx, d.device, ptz.GetNodes{})
+	if err != nil {
+		return nil, err
+	}
+	return resp.PTZNode, nil
+}
+
+func (d *Device) continueMove(panTilt onvifmodel.Vector2D, zoom float64) error {
+	err := d.check()
+	if err != nil {
+		return err
+	}
+	v := onvifmodel.PTZSpeed{}
+	panTilt.Space = xsd.AnyURI(panTiltSpace)
+	v.PanTilt = panTilt
+	v.Zoom = onvifmodel.Vector1D{
+		Space: xsd.AnyURI(zoomSpace),
+		X:     zoom,
+	}
+
+	_, perr := ptz_sdk.Call_ContinuousMove(d.ctx, d.device, ptz.ContinuousMove{
+		ProfileToken: "Profile_1",
+		Velocity:     v,
+	})
+	return perr
+}
+
+func (d *Device) StopMove() error {
+	err := d.check()
+	if err != nil {
+		return err
+	}
+	_, perr := ptz_sdk.Call_Stop(d.ctx, d.device, ptz.Stop{})
+	return perr
+}
+
+// Pan 执行设备的水平和垂直移动。
+// 此函数通过指定的x和y坐标来控制设备的移动方向和距离。
+// 参数:
+//
+//	x - 水平移动的坐标值。range: -1 to 1
+//	y - 垂直移动的坐标值。range: -1 to 1
+//
+// 返回值:
+//
+//	如果移动操作成功，返回nil；否则返回错误。
+func (d *Device) Pan(x, y float64) error {
+	// 创建一个二维向量来表示移动的方向和距离。
+	v := onvifmodel.Vector2D{X: x, Y: y}
+	// 调用continueMove函数来执行实际的移动操作，移动速度设置为0。
+	return d.continueMove(v, 0)
+}
+
+func (d *Device) Zoom(zoom float64) error {
+	return d.continueMove(onvifmodel.Vector2D{}, zoom)
+}
 func GetAvailableDevicesAtSpecificEthernetInterface(interfaceName string) ([]Device, error) {
 	// Call a ws-discovery Probe Message to Discover NVT type Devices
 	devices, err := wsdiscovery.SendProbe(interfaceName, nil, []string{"dn:" + onvif.NVT.String()}, map[string]string{"dn": "http://www.onvif.org/ver10/network/wsdl"})
diff --git a/device_test.go b/device_test.go
index 6f0ef0a..156ba17 100644
--- a/device_test.go
+++ b/device_test.go
@@ -121,3 +121,28 @@ func TestGetStreamUri(t *testing.T) {
 	}
 	fmt.Println(uri)
 }
+
+func TestGetPtzNodes(t *testing.T) {
+	d := NewDevice(onvif.DeviceParams{
+		Xaddr:    "192.168.12.52",
+		Username: "dctdev",
+		Password: "dacenT2017",
+	})
+	nodes, err := d.PTZNodes()
+	if err != nil {
+		t.Fatal(err)
+	}
+	t.Log(nodes)
+}
+
+func TestZoom(t *testing.T) {
+	d := NewDevice(onvif.DeviceParams{
+		Xaddr:    "192.168.12.52",
+		Username: "dctdev",
+		Password: "dacenT2017",
+	})
+	err := d.Zoom(-0.5)
+	if err != nil {
+		t.Fatal(err)
+	}
+}
diff --git a/onvif/ptz/types.go b/onvif/ptz/types.go
index 058398f..e4d0f3c 100644
--- a/onvif/ptz/types.go
+++ b/onvif/ptz/types.go
@@ -28,7 +28,7 @@ type GetNodes struct {
 }
 
 type GetNodesResponse struct {
-	PTZNode onvif.PTZNode
+	PTZNode []onvif.PTZNode
 }
 
 type GetNode struct {
diff --git a/onvif/xsd/onvif/onvif.go b/onvif/xsd/onvif/onvif.go
index 7059694..521ea84 100644
--- a/onvif/xsd/onvif/onvif.go
+++ b/onvif/xsd/onvif/onvif.go
@@ -933,14 +933,14 @@ type PTZNode struct {
 }
 
 type PTZSpaces struct {
-	AbsolutePanTiltPositionSpace    Space2DDescription
-	AbsoluteZoomPositionSpace       Space1DDescription
-	RelativePanTiltTranslationSpace Space2DDescription
-	RelativeZoomTranslationSpace    Space1DDescription
-	ContinuousPanTiltVelocitySpace  Space2DDescription
-	ContinuousZoomVelocitySpace     Space1DDescription
-	PanTiltSpeedSpace               Space1DDescription
-	ZoomSpeedSpace                  Space1DDescription
+	AbsolutePanTiltPositionSpace    []Space2DDescription
+	AbsoluteZoomPositionSpace       []Space1DDescription
+	RelativePanTiltTranslationSpace []Space2DDescription
+	RelativeZoomTranslationSpace    []Space1DDescription
+	ContinuousPanTiltVelocitySpace  []Space2DDescription
+	ContinuousZoomVelocitySpace     []Space1DDescription
+	PanTiltSpeedSpace               []Space1DDescription
+	ZoomSpeedSpace                  []Space1DDescription
 	Extension                       PTZSpacesExtension
 }