How can we help you?

Below are our frequently asked questions. If you don't find the solution to your problems, feel free to contact our customer service team here.

Use the USB cable. Plug into USB power and use the magnetic connection to connect to the watch.


Press and hold the BLACK button on the right for a minimum of 10 seconds.


Log in to the app, tap 'ADD DEVICE'. On the watch, swipe up and scan the QR code from the watch.

Log in to CPR Guardian app, tap ‘MORE’. Go to ‘ADD CONTACTS’ and there you can add up to 30 contacts which will show on your watch.

Press and hold the RED button for a minimum of 5 seconds.

Swipe right once, tap on the phonebook. There you can see yours contacts. To call - press and hold a contact for 2 seconds.

Swipe right twice and then tap on the heart icon.

Swipe right four times, tap on voice chat. To record a voice message, press and hold the blue button on the watch screen. To send the voice message, release the button.

Press black button.


Swipe up to change the brightness of the watch screen.

To change, press and hold the existing clock face for 2 seconds.

You can manually enter the 15 digit IMEI number from the bottom of the QR code, the IMEI number is also printed on the understide of the watch gift box.


IMEI box

On the main screen press 'NEW USER'. You can register with a phone number.

If you already have a CPR Guardian app account, just login and press 'ADD DEVICE', and choose:

Add using QR code scanner:

Add using IMEI number:

Press the 'Location' button on the home screen.

Go to 'MORE' and press 'ADD CONTACT', there you can manage your contacts.

Press the 'CALL' button on the home screen.

Go to 'VOICE CHAT', then press and hold the 'HOLD TO TALK' button on the bottom.

Go to 'NOTICE' and then to 'REQUEST'. You can see here the requests to accept.

Go to 'FAMILY LIST', press and hold 2 second on the members you want to transfer administrator to, and press 'TRANSFER ADMINISTRATOR' button.

Go to 'FAMILY LIST', press and hold on members for 2 seconds which you want to remove, and press 'REMOVE' button.

Go to 'MORE' and press 'FIND DEVICE'. The watch will start ringing.

Go to 'MORE' and press 'REAL TIME TRACKING'

Go to 'MORE' and press 'SET ALARM CLOCK'

Go to 'SWITCH DEVICE' and press '+' button on the bottom.

Go to 'SWITCH DEVICE' which you can find on the top right corner and choose the watch.

From the main setting menu, tap "APPS" or "APPS AND NOTIFICATIONS".
Once you're inside, scroll down until you come across Google Play Services.
Then tap "STORAGE". Here, you need to clear the app's cache, which you can do by tapping "CLEAR CACHE".
Then you've got to tap "MANAGE SPACE".
The last step involves you purging all data from Google Play Services, which is done by tapping "CLEAR ALL DATA".

Whilst your preferred mobile network might provide suitable coverage for much of the time, there are occasions when due to network problems or your location in the UK, your mobile signal may be poor, intermittent or simply unavailable (not-spots). CPR Chameleon solves these problems. The smart SIM technology provides the highest level of mobile coverage, by accessing all EU mobile networks, to find the strongest signal, giving you the best possible mobile coverage when you need it most. As a result we are the ultimate choice for GPS tracking devices such as the WATCHU tracking watch.

Unlimited tracking
Unlimited phone calling
Never lose signal with our roaming SIM
Unlimited SOS calls.
Unlimited heart rate testing
Peace of mind


CPR Guardian is rated 4.98 stars by Reviews based on 541 merchant reviews