Features: Using high-strength plastic and steel to provide excellent impacts resistance. Effectively protect the battery compartment from external damage. Fixed lock structure ensures that the battery compartment can remain stable even on bumpy road. Built in charging port lock, convenient for users to quickly connecting the charging equipment without the need to frequently disassemble the battery. Has good weather resistance and can maintain stable performances under various weather conditions. none Professional tools are needed for installation, making it a straightforward solution for securing your battery connection. Specifications: Component: Plastic and Steel Size: about 12.5x6.4x7.6cm/4.92x2.51x2.99inch Package Includes: 1PC Battery Lock 2Pcs Key note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.