CommentStreams:92e0b77764117cc78deba28fc4f5306a
If the heat sink is very small, it is used on the chip of the UPS board. and it is also possible not to use it. please try to contact the customer service of aliexpress u-geek workshop store.
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If the heat sink is very small, it is used on the chip of the UPS board. and it is also possible not to use it. please try to contact the customer service of aliexpress u-geek workshop store.