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4X PCB Circuit Module Board Parts Li-Ion Protection for Replacement Battery PCB Li-Ion 18V Battery PCB Chip Board 4 x Lithium Battery PCB Board green
Compatible with: For 18V bl1830 bl1840 bl1850 Power . :can use many times not broken until the battery cells dead. Main Function:over charge protection over discharge protection short circuit protection over current protection reverse charge...
$16.69 Delivery: $2.00