Apple pencil dosent connect correctly

Itried to connect my apple pencil1.gen with my brandnew ipad air3.(already updated to 14.0.1) when i stick the pen in theres this pair window but when i connect it it intantly disconects again after saiing the pen has only 3 percent of batterie left then i charged it for over 15 hours but the same problem occured again.
pls. i need help does annyone else got this problem.
with friendly greetings Leon
Apple pencil dosent connect correctly
 
 
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