Bosch Professional GLM 50-25 G Original Instructions Manual page 28

28 | English
When inserting the batteries, ensure that the polarity is correct according to the il-
lustration on the inside of the battery compartment.
Take the batteries out of the measuring tool when you are not using it for a pro-
u
longed period of time. The batteries can corrode and self-discharge during prolonged
storage.
Never store the measuring tool without an inserted battery compartment
cover (13) or lithium-ion battery pack (19) (accessory), particularly in dusty or hu-
mid environments.
Lithium-ion battery pack (accessory)
Inserting/changing the lithium-ion battery pack (accessory)
Insert the lithium-ion battery pack (19) (accessory).
To remove the lithium-ion battery pack (19) (accessory), press the locking
mechanism (20) and take the lithium-ion battery pack out. (see Fig. A, page 5)
Charging the lithium-ion battery pack (accessory)
For recharging, use a USB power supply unit whose technical data (voltage and char-
u
ging current) corresponds to that of the recommended power supply unit. Observe the
operating manual of the USB power supply unit.
Recommended power supply unit: See technical data.
Pay attention to the mains voltage. The voltage of the power source must match the
u
voltage specified on the rating plate of the power adaptor. Power adaptors marked
with 230 V can also be operated with 220 V.
Lithium-ion rechargeable batteries are supplied partially charged according to in-
ternational transport regulations. To ensure full rechargeable battery capacity, fully
charge the rechargeable battery before using your tool for the first time.
For more information, you can access the online operating instructions at
www.bosch-pt.com/manuals
1 609 92A 7P5 | (24.06.2022) Bosch Power Tools