Trevi DR 7F40 BT - Page 9

DR 7F40 BT
9
ENGLISH
WARNING FOR THE CORRECT USE OF THE RECHARGEABLE BATTERY
- Recharge the battery at a temperature between 5°C and 35°C.
- Do not prolong recharging beyond the times indicated to avoid the risk of overheating
and bursting.
- Do not recharge the battery for more than 4 hours.
- Recharging the battery beyond the times indicated or a prolonged period of inactivity
may reduce its life.
- The rechargeable battery is subject to wear and its capacity gradually decreases.
- To extend the life of the battery, use it when it is fully charged until it is completely
discharged, then fully recharge it again before using it again. Charging a battery that is
not completely depleted will shorten its life. In this case, repeat the full upload/download
cycle several times.
- Avoid keeping the battery under charge all night.
COMMANDS
1. Speaker
2. button, Mute
3. button, Allarm
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