diff --git a/CHANGELOG.md b/CHANGELOG.md
index 638b08b4..70f41f3e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,15 @@
 
 All notable changes to this project will be documented in this file. This project uses [Semantic Versioning](https://semver.org/)
 
+## [Version 1.7.3](https://github.com/OpenWonderLabs/node-switchbot/releases/tag/v1.7.3) (2023-01-05)
+
+## What's Changed
+
+- Improve error handling, Thanks [@dnicolson](https://github.com/dnicolson/).  [#175](https://github.com/OpenWonderLabs/node-switchbot/pull/175)
+- Housekeeping and update dependencies
+
+**Full Changelog**: https://github.com/OpenWonderLabs/node-switchbot/compare/v1.7.2...v1.7.3
+
 ## [Version 1.7.2](https://github.com/OpenWonderLabs/node-switchbot/releases/tag/v1.7.2) (2022-12-26)
 
 ## What's Changed
diff --git a/lib/switchbot-device.js b/lib/switchbot-device.js
index 70bb33df..8fc4f971 100644
--- a/lib/switchbot-device.js
+++ b/lib/switchbot-device.js
@@ -443,6 +443,9 @@ class SwitchbotDevice {
 
       this._connect()
         .then(() => {
+          if (!this._chars) {
+            return reject("No characteristics available.");
+          }
           return this._write(this._chars.write, req_buf);
         })
         .then(() => {
diff --git a/lib/switchbot.js b/lib/switchbot.js
index 96afaf76..fefdb409 100644
--- a/lib/switchbot.js
+++ b/lib/switchbot.js
@@ -132,7 +132,9 @@ class Switchbot {
             for (let addr in peripherals) {
               device_list.push(peripherals[addr]);
             }
-            resolve(device_list);
+            if (device_list.length) {
+              resolve(device_list);
+            }
           };
 
           // Set a handler for the 'discover' event
diff --git a/package-lock.json b/package-lock.json
index 4a648da7..bd9c1bb3 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,24 +1,24 @@
 {
   "name": "node-switchbot",
-  "version": "1.7.2",
+  "version": "1.7.3",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "node-switchbot",
-      "version": "1.7.2",
+      "version": "1.7.3",
       "license": "MIT",
       "dependencies": {
-        "@abandonware/noble": "1.9.2-15"
+        "@abandonware/noble": "^1.9.2-19"
       },
       "devDependencies": {
         "npm-check-updates": "^16.6.2"
       }
     },
     "node_modules/@abandonware/bluetooth-hci-socket": {
-      "version": "0.5.3-9",
-      "resolved": "https://registry.npmjs.org/@abandonware/bluetooth-hci-socket/-/bluetooth-hci-socket-0.5.3-9.tgz",
-      "integrity": "sha512-8K84mS7ONrvvx/3MNmI6EchQF4L61c7Dk817oTS5Zb/ivtNyfHRARMKcuoVJLCK+u0Fl1VdgX7EubNwFNJo61Q==",
+      "version": "0.5.3-10",
+      "resolved": "https://registry.npmjs.org/@abandonware/bluetooth-hci-socket/-/bluetooth-hci-socket-0.5.3-10.tgz",
+      "integrity": "sha512-wXHiGmHaHz1pUR6Ix6uut24uTYCWZJL68aP9F056jnnl+U3KrjLT77g9dZHWDAId+9yQN54lLO4MEOIV0z9fUg==",
       "hasInstallScript": true,
       "optional": true,
       "os": [
@@ -28,18 +28,18 @@
         "win32"
       ],
       "dependencies": {
-        "@mapbox/node-pre-gyp": "^1.0.5",
-        "debug": "^4.3.2",
-        "nan": "^2.15.0"
+        "@mapbox/node-pre-gyp": "^1.0.10",
+        "debug": "^4.3.4",
+        "nan": "^2.17.0"
       },
       "optionalDependencies": {
-        "usb": "^1.7.2"
+        "usb": "^1.9.2"
       }
     },
     "node_modules/@abandonware/noble": {
-      "version": "1.9.2-15",
-      "resolved": "https://registry.npmjs.org/@abandonware/noble/-/noble-1.9.2-15.tgz",
-      "integrity": "sha512-qD9NN5fzvbtHdWYFPDzxY2AveILvDSRX/PTdL0V+CUfyF70ggIJtLBc1WW1hbVMIpu8rZylYgrK+PUEBwIpjCg==",
+      "version": "1.9.2-19",
+      "resolved": "https://registry.npmjs.org/@abandonware/noble/-/noble-1.9.2-19.tgz",
+      "integrity": "sha512-gX2vcWqcHya9tBXvtkLuoaM1G7QljvydSIHkXf0BL5GRGaIIDWH8hQRb+x0Xbd9EiukhQcxvCZTxub+uv3wcQg==",
       "hasInstallScript": true,
       "os": [
         "darwin",
@@ -48,14 +48,16 @@
         "win32"
       ],
       "dependencies": {
-        "debug": "^4.3.1",
-        "node-addon-api": "^3.2.0"
+        "debug": "^4.3.4",
+        "napi-thread-safe-callback": "^0.0.6",
+        "node-addon-api": "^4.3.0",
+        "node-gyp-build": "^4.5.0"
       },
       "engines": {
         "node": ">=6"
       },
       "optionalDependencies": {
-        "@abandonware/bluetooth-hci-socket": "^0.5.3-8"
+        "@abandonware/bluetooth-hci-socket": "^0.5.3-10"
       }
     },
     "node_modules/@gar/promisify": {
@@ -583,10 +585,16 @@
       }
     },
     "node_modules/ci-info": {
-      "version": "3.7.0",
-      "resolved": "https://registry.npmjs.org/ci-info/-/ci-info-3.7.0.tgz",
-      "integrity": "sha512-2CpRNYmImPx+RXKLq6jko/L07phmS9I02TyqkcNU20GCF/GgaWvc58hPtjxDX8lPpkdwc9sNh72V9k00S7ezog==",
+      "version": "3.7.1",
+      "resolved": "https://registry.npmjs.org/ci-info/-/ci-info-3.7.1.tgz",
+      "integrity": "sha512-4jYS4MOAaCIStSRwiuxc4B8MYhIe676yO1sYGzARnjXkWpmzZMMYxY6zu8WYWDhSuth5zhrQ1rhNSibyyvv4/w==",
       "dev": true,
+      "funding": [
+        {
+          "type": "github",
+          "url": "https://github.com/sponsors/sibiraj-s"
+        }
+      ],
       "engines": {
         "node": ">=8"
       }
@@ -937,9 +945,9 @@
       "dev": true
     },
     "node_modules/fastq": {
-      "version": "1.14.0",
-      "resolved": "https://registry.npmjs.org/fastq/-/fastq-1.14.0.tgz",
-      "integrity": "sha512-eR2D+V9/ExcbF9ls441yIuN6TI2ED1Y2ZcA5BmMtJsOkWOFRJQ0Jt0g1UwqXJJVAb+V+umH5Dfr8oh4EVP7VVg==",
+      "version": "1.15.0",
+      "resolved": "https://registry.npmjs.org/fastq/-/fastq-1.15.0.tgz",
+      "integrity": "sha512-wBrocU2LCXXa+lWBt8RoIRD89Fi8OdABODa/kEnyeyjS5aZO5/GNvI5sEINADqP/h8M29UHTHUb53sUu5Ihqdw==",
       "dev": true,
       "dependencies": {
         "reusify": "^1.0.4"
@@ -1538,9 +1546,9 @@
       }
     },
     "node_modules/json5": {
-      "version": "2.2.2",
-      "resolved": "https://registry.npmjs.org/json5/-/json5-2.2.2.tgz",
-      "integrity": "sha512-46Tk9JiOL2z7ytNQWFLpj99RZkVgeHf87yGQKsIkaPz1qSH9UczKH1rO7K3wgRselo0tYMUNfecYpm/p1vC7tQ==",
+      "version": "2.2.3",
+      "resolved": "https://registry.npmjs.org/json5/-/json5-2.2.3.tgz",
+      "integrity": "sha512-XmOWe7eyHYH14cLdVPoyg+GOH3rYX++KpzrylJwSW98t3Nk+U8XOl8FWKOgwtzdb8lXGf6zYwDUzeHMWfxasyg==",
       "dev": true,
       "bin": {
         "json5": "lib/cli.js"
@@ -2054,6 +2062,11 @@
       "integrity": "sha512-2ZTgtl0nJsO0KQCjEpxcIr5D+Yv90plTitZt9JBfQvVJDS5seMl3FOvsh3+9CoYWXf/1l5OaZzzF6nDm4cagaQ==",
       "optional": true
     },
+    "node_modules/napi-thread-safe-callback": {
+      "version": "0.0.6",
+      "resolved": "https://registry.npmjs.org/napi-thread-safe-callback/-/napi-thread-safe-callback-0.0.6.tgz",
+      "integrity": "sha512-X7uHCOCdY4u0yamDxDrv3jF2NtYc8A1nvPzBQgvpoSX+WB3jAe2cVNsY448V1ucq7Whf9Wdy02HEUoLW5rJKWg=="
+    },
     "node_modules/negotiator": {
       "version": "0.6.3",
       "resolved": "https://registry.npmjs.org/negotiator/-/negotiator-0.6.3.tgz",
@@ -2064,9 +2077,9 @@
       }
     },
     "node_modules/node-addon-api": {
-      "version": "3.2.1",
-      "resolved": "https://registry.npmjs.org/node-addon-api/-/node-addon-api-3.2.1.tgz",
-      "integrity": "sha512-mmcei9JghVNDYydghQmeDX8KoAm0FAiYyIcUt/N4nhyAipB17pllZQDOJD2fotxABnt4Mdz+dKTO7eftLg4d0A=="
+      "version": "4.3.0",
+      "resolved": "https://registry.npmjs.org/node-addon-api/-/node-addon-api-4.3.0.tgz",
+      "integrity": "sha512-73sE9+3UaLYYFmDsFZnqCInzPyh3MqIwZO9cw58yIqAZhONrrabrYyYe3TuIqtIiOuTXVhsGau8hcrhhwSsDIQ=="
     },
     "node_modules/node-fetch": {
       "version": "2.6.7",
@@ -2116,7 +2129,6 @@
       "version": "4.5.0",
       "resolved": "https://registry.npmjs.org/node-gyp-build/-/node-gyp-build-4.5.0.tgz",
       "integrity": "sha512-2iGbaQBV+ITgCz76ZEjmhUKAKVf7xfY1sRl4UiKQspfZMH2h06SyhNsnSVy50cwkFQDGLyif6m/6uFXHkOZ6rg==",
-      "optional": true,
       "bin": {
         "node-gyp-build": "bin.js",
         "node-gyp-build-optional": "optional.js",
@@ -2801,14 +2813,14 @@
       }
     },
     "node_modules/rc-config-loader": {
-      "version": "4.1.1",
-      "resolved": "https://registry.npmjs.org/rc-config-loader/-/rc-config-loader-4.1.1.tgz",
-      "integrity": "sha512-S10o85x/szboh7FOxUyU+KuED+gr9V7SEnUBOzSn+vd1K8J2MtkP1RCPWg8Sw5kkuZKr7976bFzacCM6QtAApQ==",
+      "version": "4.1.2",
+      "resolved": "https://registry.npmjs.org/rc-config-loader/-/rc-config-loader-4.1.2.tgz",
+      "integrity": "sha512-qKTnVWFl9OQYKATPzdfaZIbTxcHziQl92zYSxYC6umhOqyAsoj8H8Gq/+aFjAso68sBdjTz3A7omqeAkkF1MWg==",
       "dev": true,
       "dependencies": {
         "debug": "^4.3.4",
         "js-yaml": "^4.1.0",
-        "json5": "^2.2.1",
+        "json5": "^2.2.2",
         "require-from-string": "^2.0.2"
       }
     },
@@ -3474,12 +3486,6 @@
         "node": ">=10.16.0"
       }
     },
-    "node_modules/usb/node_modules/node-addon-api": {
-      "version": "4.3.0",
-      "resolved": "https://registry.npmjs.org/node-addon-api/-/node-addon-api-4.3.0.tgz",
-      "integrity": "sha512-73sE9+3UaLYYFmDsFZnqCInzPyh3MqIwZO9cw58yIqAZhONrrabrYyYe3TuIqtIiOuTXVhsGau8hcrhhwSsDIQ==",
-      "optional": true
-    },
     "node_modules/util-deprecate": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/util-deprecate/-/util-deprecate-1.0.2.tgz",
@@ -3717,9 +3723,9 @@
       "devOptional": true
     },
     "node_modules/yaml": {
-      "version": "2.2.0",
-      "resolved": "https://registry.npmjs.org/yaml/-/yaml-2.2.0.tgz",
-      "integrity": "sha512-auf7Gi6QwO7HW//GA9seGvTXVGWl1CM/ADWh1+RxtXr6XOxnT65ovDl9fTi4e0monEyJxCHqDpF6QnFDXmJE4g==",
+      "version": "2.2.1",
+      "resolved": "https://registry.npmjs.org/yaml/-/yaml-2.2.1.tgz",
+      "integrity": "sha512-e0WHiYql7+9wr4cWMx3TVQrNwejKaEe7/rHNmQmqRjazfOP5W8PB6Jpebb5o6fIapbz9o9+2ipcaTM2ZwDI6lw==",
       "dev": true,
       "engines": {
         "node": ">= 14"
diff --git a/package.json b/package.json
index d5469519..30dbbcfd 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "node-switchbot",
-  "version": "1.7.2",
+  "version": "1.7.3",
   "description": "The node-switchbot is a Node.js module which allows you to control your Switchbot Devices through Bluetooth (BLE).",
   "main": "./lib/switchbot.js",
   "files": [
@@ -34,7 +34,7 @@
   },
   "readmeFilename": "README.md",
   "dependencies": {
-    "@abandonware/noble": "1.9.2-15"
+    "@abandonware/noble": "^1.9.2-19"
   },
   "devDependencies": {
     "npm-check-updates": "^16.6.2"