Landis+Gyr ULTRAHEAT T450 Technical Description page 6

Safety Information 6/36
and the device must be disposed of via the channels provided
for this purpose. The local and currently valid legislation must
be observed.
The meter contains lithium batteries. Do not dispose of the
meter and batteries as household waste. Observe local
regulations and laws regarding disposal.
After lithium batteries have been used, you can return them to
the manufacturer for proper disposal. When shipping batteries
please observe legal regulations which among other things
govern the labelling and packaging of hazardous goods.
Do not open the batteries. Do not bring batteries into contact
with water or expose to temperatures exceeding 80°C.
The meter has no lightning protection. Ensure lightning
protection via the house installation.