Work with for Makita 18V Li-ion Battery.<br> The red wire is connected to the positive battery terminal, and the black wire is connected to the negative battery terminal.<br> Easy to install,locks on you battery very well.<br> It can provide DC 18V power for the tools. (Such as toy cars, LED lights, various tools).<br> When using, pay attention to the black wires and the red wires not to touch each other to prevent short circuit.<br> Battery Voltage:18V<br> Compatible with:For Makita 18V Li-ion Battery<br> Suitable for 18V tools<br> Colour:black<br> Material:ABS<br> Package Contents:<br> 2 x Adapter for Makita<br> /<br> 1 x Adapter for Makita<br> Only the above package content, other products are not included.<br> Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.