DeWalt DW089LG Laser Level. Full-time pulse mode allows use with detector, maintains full brightness for visibility, and extends range. Tool only (battery and charger not included) Indoor Visibility Range: 100'. Laser Accuracy: ±0.125' @ 33'. Locking pendulum helps prevent damage to internal components. Rating: 12V DeWalt Batteries. 3 x 360-degree line laser to aid in full room layout. Overmolded housing and IP65 water/debris resistance. Laser level tool features green beam laser technology. 12V lithium-ion rechargeable power tool battery platform.