Features:1. No built-in battery, powered by Makita 18V Li-ion battery.2. Multilevel protection function, use safety and rest assured.3. Low standby power consumption, energy saving.4. Battery Adapter MAK1820 18V For Makita BL Li-ion Convert To Dewalt 5. Package Included: 1 x Battery Adpater (NOT Included Battery and Power Tool)Product DescriptionBattery Adapter MAK1820 18V For Makita BL Li-ion Convert To Dewalt Ni-Cad Ni-MHMain Color: As shownInput Voltage: 18VInput Current: 2AUSB Output: 5V 2.1ACautions:1. For use with Makita 18V Li-ion Only.for example: BL1815 BL1815B BL1820 BL1820B BL1830 BL1830BBL1840 BL1840B BL1850 BL1850B BL1860 BL1860B BL1845 BL1890 BL1890B18V Li-ion battery.2. For use with Makita 18V Li-ion Only.It can replace Dewalt nickel chromium nickel hydrogen 18V battery,Replacement Dewalt 18V NI-CD/NI-MH battery code : Dewalt 18V XRPDC9096 DE9039 DE9095 DE9096 DE9098 DW9095 DW9096 DW9098 DE9503 battery.3. Do not use in a high temperature environment.4. Do not wet.5. Do not short circuit.6. Disconnect the adapter with battery while stop charging.Package Included:1 x Battery Adpater (NOT Included Battery and Power Tool)Note:1. Please allow 1-3cm (0.4-1.18") difference due to manual measurement and slight color variation for different display setting.2. Due to the light and screen difference, the item's color may be slightly different from the pictures. Please understand.