The DEWALT DCE088D1G18 Cross Line Green Beam Laser is supplied with: 1 x 18V 2.0Ah Li-ion Battery 1 x Charger 1 x Laser Target 1 x Wall Mount Bracket 1 x TSTAK(tm) Compatible Box The DEWALT DCE088 Self-Levelling Cross Line Green Beam Laser is a multi-voltage XR power tool, compatible with both 12V and 18V Li-ion batteries. A green beam laser diode provides full brightness for visibility and extended working range. It has a variable blink sequence for manual mode and full-time pulse mode allows use with a detector. Fitted with a fine adjustment knob for precision and accuracy. There is also a locking pendulum to help prevent damage to internal components. Specification: Working Range: 30m (50m with detector) Accuracy: 3mm @ 10m Laser Class: 2 Thread: 1/4in and 5/8i.