Features: Precise for 18V batteries (BL1830/BL1850 series), this holder securely holds 4-8 batteries with anti slip slots and tiered compartments, preventing drops while optimizing work efficiency. Crafted from industrial grade PC with reinforced edges and ergonomic carry handle, it combines lightweight portability (2.2lbs) with durability, resisting impacts in workshops up to 176°F. Ideal for electricians, contractors, and enthusiasts needing organized battery rotation across multiple for tools like drills, and sanders during extended projects. Maintains battery integrity on construction sites with rounded slot guards that prevent casing scratches and ventilation channels that reduce heat buildup during storage. The stacking design allows vertical expansion for growing battery collections while keeping workbenches, tool trailers, and charging stations year round. Specifications: Component: PC Color: Green Weight: 200g Size: about 162x165x60mm/6.37x6.5x2.36in Package Includes: 1PC battery holder note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.