User's Manual

Safety
17
NOTICE!
Risk of damage!
Improper handling of the wristband may result in damage.
Keep sharp objects away from the wristband.
Store the wristband so that there is no risk of it falling into a tub or sink.
Do not take the rechargeable battery out of the display module; it is firmly integrat-
ed in it and cannot be replaced.
Only use the enclosed USB charger, which is connected to a computer or external
power supply, to charge the empty rechargeable battery.
You can use the wristband at an ambient temperature between -10°C and +50°C.
Do not place any objects on the wristband and do not apply pressure to the display.