Multiple battery compatibility: compatible with lead-acid batteries (OP, EAGM, GEL), ternary lithium batteries, lithium iron phosphate batteries. Battery type:b01=Leads acid battery 12V/24Vauto;b02=Lithium-ion battery (lithium battery) 3 strings 3.7V=1;b03=Lithium iron phosphate battery 4 strings 3.2V=12.8V.
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