This DeWalt DW089K Self-Levelling Multiline Laser is a DIY essential that provides you with precise measurements when performing self-levelling checks. Easily set and operated with button controls, this levelling laser has a low battery indicator to let you know when power is running low, saving you the inconvenience of having to recharge, then restart your measuring again later. Suitable for use with the DE0892 detector at distances of 50 metres.