Dewalt laser level comes with 12V Max lithium ion rechargeable power tool battery platform. Laser level tool features green beam laser technology. Dewalt green laser level has integrated magnetic bracket with 1/4-inch and 5/8-inch thread. Full time pulse mode allows use with detector, maintains full brightness for visibility, and extends range. Overmolded housing and IP65 debris water resistance. Locking pendulum helps prevent damage to internal components. Class 2 laser with an output power of less than or equal to 1.50mW. Comes with detector battery and charger.