High-Capacity Battery Holder Case – Durable & Versatile
Premium ABS plastic construction ensures impact resistance and long-term durability. Precision-molded slots securely fit 2×18650 batteries (3.7V) or compatible sizes with anti-slip contacts for stable power output. Integrated 5V boost circuit enables efficient voltage conversion, ideal for DIY electronics, LED projects, and portable devices. Compact design with smooth edges for easy handling and seamless integration. Perfect for engineers, hobbyists, and bulk buyers needing reliable power solutions. Wholesale pricing available—stock up for cost-effective bulk orders. Global shipping, unbeatable value.