Watchlog Bluetooth Plus FAQs

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Q: How secure is Watchlog Bluetooth Plus?

A: Watchlog Bluetooth Plus employs multiple layers of PINs. If you do not know the PIN, you cannot access this level of communication. The View PIN is required to view any data from the transmitter. The Configuration PIN is required to connect to the module and change settings in it. The Calibration PIN is required to access or change calibration data.

Q: What battery life can I expect?

A: The following table offers a guide to the expected battery with the module running at different Data Rates and Resolution settings using 2xAA Energizer L91 Batteries.

Data rate 14.25 bits 15.25 bits 16 bits 16.5 bits 16.75 bits
1 every 10 seconds 8 years 6.5 years 4.5 years 3.5 years 3 years
1 every 5 seconds 4 years 3 years 2 years 1.5 years 1 year
1 every 2 seconds 20 months 16 months 11 months 8 months 6 months
1 per second 10 months 8 months 5 months 4 months 3 months
3 per second 3.5 months 2.5 months 2 months 1.5 months 1 month
5 per second 2 months 1.5 months 1 month 26 days 21 days
10 per second 1 month 24 days 17 days 13 days 10 days
Sleep > 10 years

NOTE: As standard units come supplied at 14.25 bits Resolution and a Data Rate of 1 per second.

Q: What countries can I use Watchlog Bluetooth Plus in?

A: Watchlog Bluetooth Plus is approved for wireless transmission in the following geographic areas. Europe, North America including Canada and Japan

Q: How many transmitters can I display?

A: We would recommend no more than 12.

Q: What transmission distances can I expect for my device?

A: Some examples are:

Bluetooth low energy reciever Transmission distance Year of release
Apple iPhone 7 > 90m 2016
Apple iPhone 5s 65m 2013
Samsung Galaxy S6 65m 2015
HTC One m8 25m 2014
HTC One m7 25m 2013


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