Converter bottom: Compatible with Makita BL series 18V lithium-ion batteries; Adapter Top: The top of the adapter is compatible with Worx 20V cordless power tools (WG151, WG251, WG540, WG891, WG151, WG151.5, WG800.1 power tools can be used). The corresponding lithium battery is Worx 20V WA3520 WA3525 WA3575 WA3578 power tool battery. The bottom of the converter is suitable for Makita battery models:18V lithium battery For the conversion of Makita 18V lithium battery to WORX 6-pin 20V lithium battery tool, through this converter, you can use Makita 18V lithium battery on WORX 6-pin 20V lithium battery tool, so that your Makita 18V lithium battery can be compatible with WORX 6-pin 20V lithium battery tool sharing battery. This converter does not support Makita (Makita) 18V lithium battery and Vickers 20V lithium battery shared charger! Precautions: 1. The adapter has a protective plate. When not in use for a long time, separate the battery from the adapter to avoid damage to the battery 2. There is only one adapter, not including batteries and electric drill tools. The appearance and color of products may vary with different batches, which will not affect the use Colour:black Material:plastic Package Contents: 1 x Converter