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The 2‑Cell 18650 Battery Holder (Series) is a compact ABS plastic case designed to hold two 18650 Li‑ion batteries in series—providing an output of ~7.4 V. It includes cover and locking mechanism, onboard leads, and optionally an on/off switch. Ideal for DIY power supplies, flashlights, portable electronics, and Li‑ion-based project power packs. Compatible with boost/buck circuits and microcontroller setups. |
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