Battery Converter Dock Power Connector Converter for 18V M18 48-11-1828 48-11-1815 1. Battery: Can be converted to M18 1828 48-11-48-11-48-11-48-1840 1850 48-11-48 -11-1860 48-11-1890 18V on Einhell 18V power tools. 2. Stable in Power: Comes with wide compatibility, the battery can provide safe and stable power for various power tools. 3. Perfect Fit: Ensuring perfect fit between battery and converter, strong connection not likely to loosen, safe to use. 4. Using great ABS: Using premium ABS material and excellent workmanship, the reliable conversion kit has a longer service life. 5. Easy to install: Designed to be compact in size and lightweight as roacute; also, the battery adapter is very convenient to install in minutes. Specification: Item Type: Rechargeable Battery Material: ABS Converter Top: Compatible with most Einhell 18V power tools. Converter at the bottom: for M18 1828, 48-11-20, 1815, 48-11840, 48-11850, 48-11860, 48-11890, 18V lithium battery. How to use: 1. The adapter comes with a protection plate. When not in use for a long time, please separate the battery from the adapter to avoid damaging the battery. 2. This adapter does not support battery charging. Package List: 1 x Battery 1 x User Manual