Features: This adapter allows lithium batteries to be used with 18V NiCd cordless power tools, providing extended runtime for your existing 18V tools. Maximum initial battery voltage (measured without a workload) is 20 volts; nominal voltage is 18V. Compact and lightweight design for easy portability and storage. Constructed from durable materials for safety and wear resistance. Professionally designed converter ensures efficient power transfer without loss. Notice: For use with Makita 18V NiCd cordless power tools only. Not intended for charging batteries; this adapter is not compatible with any chargers. To charge batteries, use the original battery charger. WARNING: Read the instruction manual before use. 1. To reduce the risk of serious personal injury, turn off the tool and remove the battery pack with adapter before making adjustments or installing/removing attachments or accessories. Accidental startup may cause injury. 2. Do not store or carry the adapter with the battery installed where metal objects can contact exposed battery terminals, as this may cause a short circuit and create a fire hazard. 3. Use only compatible batteries with this adapter; incompatible batteries may damage the adapter. 4. Using an incorrect adapter may result in tool malfunction or damage to the power tool. Includes: 1 x Battery Adapter