Features: Transform your 18650 batteries into 26650 size with our battery adapter, perfect for extending the utility of your existing batteries across various devices. Crafted from friendly plastic, these Adapter Holder Box securedly hold batteries in place without rattling, ensuring fit for flashlights and other cylindrical devices. Ideal for who frequently switches between different battery size in their electronic devices. Perfect for use in LED flashlights, power Adapter Holder Box and any device that requires a 26650 battery, providing flexibility and convenience in power management. This adapter box offers a practical solution for maximizing the life of your 18650 battery, making compatibles a wide ranging of electronics. Specifications: Item：18650 to 26650 Battery Adapter Holder Size：about 64x26mm/2.52x1.02in Component： Plastic Package Includes: 1PC 18650 to 26650 Battery Adapter Holder note: There might be a bit color distortions due to different computer resolution There might be size errors due to different computer resolution