LightwaveRF LW921 Instruction Manual page 21

FAQs
Q.
How many heating devices can I install on the App?
A.
You can currently install up to 80 heating devices on the App.
Q.
Can I link a TRV, Electric Switch or Magnetic Trigger to a Thermostat?
A.
It is possible to link one of these devices to a home thermostat directly.
Q.
Is it legal for me to install a LightwaveRF Thermostat myself?
A.
Yes, LightwaveRF products are fully legal to install in your own home.
Q.
How long do the batteries last?
A.
This can vary, but up to one year can be expected with normal use and
good quality batteries. For optimum battery life, lithium batteries are
recommended.
Q.
How do I know if the batteries need replacing?
A.
The display will report that batteries are low. The App should also report
that battery levels are running low.