Description: Adapter For Hitachi For Hikoki 18V lithium battery convert to For Bosch 18V lithium battery tool. Top of the converter: Converter top: Compatible with Bosch BAT series 18V lithium battery power tools [For Bosch power tools must be consistent with BAT622; BAT609; BAT618G; BAT609G;BAT618; 2 607 336 170; 2 607 336 092; Lithium-ion Battery model compatible ] Bottom of the converter: Suitable for Hitachi For Hikoki 18V Lithium-Ion Battery:BSL1815, BSL1815X, BSL1820, BSL1825, BSL1830, BSL1830C, BSL1840, BSL1850, BSL1860. Package includes: 1 x Battery Adapter (no battery, no tool) Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item. Manual measurement, please allow 1-2cm error. Thanks for your understanding. WARNING: Make sure that the battery is fully inserted for normal use Please do not force into the battery pack, if the battery pack can not be installed, the installation method may be wrong This product is only compatible with the tools, not compatible with the charger, Do not use the adapter to charge the battery When you need to charge the battery, remove the converter Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.