Feature: 1. Suitable for MAKITA18V lithium battery BL1830 BL1840 BL1850 BL1860 BL1830B BL1840B BL1850B BL1860B. 2. If you want to install the for MAKITA battery on the for Ryobi tool, you can use this adapter. 3. The product is small in size, light in weight, and can be easily interchanged between batteries. 4. If you want to use a more environmentally friendly lithium battery, you don't need to spend a lot of money to buy an electric drill with it. 5. Replace for Ryobi 18V lithium battery P107, P108, P103, ABP101, it can be used for Ryobi 18V power tools. Specification: Item Type: Battery Adapter Material: ABS+PC Color: Black Product Size: Approx. 11x7.5x8.5cm / 4.3x3.0x3.3in Weight: Approx. 188g / 6.6oz Voltage: 18V Function Description: MT20RNL black adapter, suitable for MAKITA18V lithium battery BL1830 BL1840 BL1850 BL1860 BL1830B BL1840B BL1850B BL1860B + MT20RNL adapter = replace for Ryobi 18V lithium battery P107 P108 P103 ABP101, can be used for Ryobi 18V power tools . Package List: 1 x Battery Adapter 1 x Instruction Manual Note: 1. Please allow 1‑2in error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.3. The battery of the power tool cannot be charged, and the adapter cannot be plugged into any charger. If you need to charge the power tool battery, please use the original battery charger.