1. Introduction
The Colgate hum Smart Electric Toothbrush is designed to enhance your oral hygiene routine through sonic vibrations and smart connectivity. This kit includes a rechargeable toothbrush handle, a brush head, a charger, and a travel case. Utilize the companion app to track your brushing habits and personalize your experience.

Figure 1: Colgate hum Smart Electric Toothbrush Kit components.
2. What's Included
- 1 Smart Electric Toothbrush Handle (Blue)
- 1 Brush Head
- 1 Charger
- 1 Travel Case
- 1 Bonus Refill Head (as part of the Amazon exclusive kit)
3. Setup
3.1 Charging Your Toothbrush
Before first use, fully charge your toothbrush. The rechargeable battery provides up to 10 days of use on a single charge.
- Place the toothbrush handle onto the charging stand.
- Plug the charging stand into a wall outlet.
- The charge light will pulse white while charging.
- The charge light will turn off when fully charged.
- Unplug the charger between charges to conserve energy.
- If the brush is on and the charge light flashes red, the battery is low and needs recharging.
Video 1: Demonstrates placing the Colgate hum toothbrush on its charging stand and observing the charging indicator light. The video also shows the toothbrush being removed from the charger and turned on, highlighting its sonic vibration and the light indicator.
3.2 Setting Up the hum by Colgate App
The hum by Colgate app provides personalized guidance and tracks your brushing performance.
- Download the "hum by Colgate" app from the Apple App Store or Google Play Store.
- Launch the app and ensure your device's Bluetooth is turned on.
- Follow the in-app instructions to create your personal brushing profile and pair your toothbrush.

Figure 2: The hum by Colgate app interface showing brushing coverage and duration after a session.
4. Operating Your Toothbrush
4.1 Turning On and Brushing
You can brush with or without the app connected.
- With App: Follow the real-time instructions from the app on your phone for guided brushing.
- Offline: The toothbrush features a built-in 2-minute timer. It will alert you every 30 seconds to move to a different area of your mouth. Turn the brush off when you're finished.
Open the app and sync your toothbrush every 10 days to view your full brushing analysis and collect points toward rewards.
4.2 Switching Between Modes
The toothbrush offers three sonic vibration modes: Deep Clean, Normal, and Sensitive. The LED indicator on the handle shows the current mode:
- White LED: DEEP CLEAN (operates at high speed)
- Blue LED: NORMAL (operates at medium speed)
- Pink LED: SENSITIVE (operates at low speed)
To switch modes, press the power button. The brush will open in the last cleaning mode used. Press the button again to cycle through the modes. Allow the brush to operate in a chosen mode for at least 3 seconds before pressing the power button to turn it off.

Figure 3: Key features of the Colgate hum toothbrush, including sonic vibrations, 3 cleaning modes, 2-minute timer, and battery life.
5. App Features
The hum by Colgate app enhances your brushing experience with several smart features:
- Brush Boss: Tracks the frequency, duration, and coverage of your individual brushing style.
- Guided Brushing: Provides real-time feedback to ensure thorough cleaning of all mouth areas.
- Activities & Challenges: Engage with fun activities and challenges to improve your brushing technique.
- Rewards Program: Earn points for consistent and effective brushing, redeemable for rewards within the app.
- Health App Integration: Saves brushing information to the Apple Health app for comprehensive health tracking.

Figure 4: The hum by Colgate app displaying earned points and available brushing challenges.
6. Maintenance
6.1 Replacing Brush Heads
For optimal cleaning performance and hygiene, replace your toothbrush head every 3 months, or sooner if the bristles appear worn. Replacement heads are designed with patented bristle technology for a phenomenal clean.
You can find compatible hum brush heads in-store or online. The app can also notify you when it's time for a replacement or set up smart reorders.
6.2 Cleaning Your Toothbrush
After each use, rinse the brush head thoroughly under running water. Wipe the handle with a damp cloth as needed. Do not submerge the entire handle in water for extended periods.
7. Troubleshooting
- Brush not turning on: Ensure the toothbrush is fully charged. If the battery is low, the charge light will flash red.
- App connectivity issues: Check that Bluetooth is enabled on your smartphone and that the toothbrush is within range. Restart both the app and the toothbrush if issues persist.
- Inaccurate brushing feedback in app: Ensure the brush head is securely attached and that you are following the guided brushing instructions carefully.
For further assistance, refer to the "Help" section within the hum by Colgate app or contact customer support.
8. Specifications
| Feature | Detail |
|---|---|
| Product Dimensions | 6.3 x 3.15 x 12.6 inches; 0.01 ounces |
| Item Model Number | CN08172A |
| Batteries | 2 AAA batteries required (included) |
| Brand | Colgate |
| Age Range | Adult |
| Special Features | Bluetooth Connectivity, Ergonomic, Rechargeable, Travel Size |
| Power Source | Battery Powered |
| Item Firmness Description | Soft |
9. Safety Information
Please refer to the Amazon VC Safety Warning for important safety guidelines regarding this product.
10. Warranty and Support
For warranty information or customer support, please contact Colgate directly. You can often find support contact details on the product packaging or the official Colgate website. For app-related queries, use the "Help" section within the hum by Colgate app.





