Features: 2 Slot 18650 Battery Holder with Secure Lid ABS Construction & Reinforced Contacts for Power Storage in Electronics and Industrial Applications. Features precisions molded ABS plastic casing with thickened wall, anti corrosions nickel plated springs, and enlarged copper contacts for optimal conductivity and extended battery lifespans. Essential for electronics engineers, hobbyists, and manufacturers requiring stable power solution for highly demand devices like LED arrays, robotics, and portable testing equipment. Optimized for laboratory bench setups, workshop prototyping, and industrial environments demanding vibrations resistant battery containment during extended operations cycles. ABS materials ensures odorless operations with seamless lid closure, while professional spring tension maintains secure battery positioning during mobile applications. Specifications: Materials: Plastic Size: 89x42x22mm Package Includes: 2Pcs 18650 Battery Case With Cover note: Please allow 0-1cm error due to manual measurement. make sure you not mind before bid. Due to the differences between different monitors, the Pictures may not reflect the actual of the item.