Mesot Xavier4 months ago000Battery problem, it won't last more than 1 hour. What can I do to replace it? Show in original language (French)pitpat644 months ago • purchased this product000purchased this productHello, same problem with one of the 2 devices. Returned to Galaxus who replaced them. Now it's ok.Show in original language (French)Comment1 commentAnonymous4 months ago • purchased this product000purchased this productJust tried it out: Unscrewed the cover, replaced the battery pack with 3x AAA 1.2V standard NiMH 2400 mAh batteries. Works greatShow in original language (German)Comment