Qaonsciug 10Piece High Current Battery Holder Battery Case For 21700/18650 Cells Assembly With Brass Strips

for versatility, these battery slots accommodate both 18650 and 21700 cells, featuring brass Conductives link for parallel configurations. for electronics enthusiasts and hobbyists, these battery holders creators. Unleash power of customization with (10Pack) 21700 Modulars Battery Holders, completes with 20 Coppers connectors for current applications. Transform your gadgets like toy, speakers, radios, LED lights, and surveillances equipment with easily configurable power sources. the convenience of Coppers polarity in ABS housing, ensuring a stable and efficient energy supply for electronic projects.