21700 Adapter Module for 8-Channel Lithium Battery Tester (4-Slot Base) 80A BMS Please Note:

Please Note:

Size: Each variant includes one 3m (9

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21700 Adapter Module for 8-Channel Lithium Battery Tester (4-Slot Base) 80A BMS Please Note:Upgrade your 8 Channel Lithium Battery Tester to support 21700 cells with this dedicated 4 slot adapter module. This expansion base allows your native 18650 tester to properly fit and test 21700 lithium ion cells. The module replaces the standard 18650 holders and provides the correct spacing and mechanical support required for accurate and stable testing of 21700 batteries. ImportantEach module supports 4 cells only. To fully convert an 8 channel