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2S 10A 7.4V 18650 lithium battery protection board 8.4V balanced function/overcharged protection

USD 0.99USD 1.98

2S 10A 7.4V 18650 lithium battery protection board 8.4V balanced function/overcharged protection

Description
Specification
2pcs/lot SM4109 SM4109DA QFN
USD 1.42USD 2.84
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