There is an on/off switch on the battery. This battery cannot be used for Motor, fan, air pump, water pump. Can be used to 12V power in various fields. Titanium Material. Big Push load. 3000mAh、 4800mAh、 6800mAh and 9 8 00mAh are 12V 2A and can be used with devices with power b elow 24W.
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