What type of batteries does the Hama Universal Remote Control require?
The remote control requires 2 AAA (LR03/Micro) type batteries, and alkaline batteries are recommended. Insert the batteries according to the +/- marks inside the compartment on the back of the remote. Make sure to check the required battery polarity before inserting. (Page 4)
From the official Hama Universal Remote Control 4in1 8in1 manual, page 4
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