50M Laser Level Super Strong 12 Line Infrared Red Light Full Wall Meter With Optional Detec

Features : Tilt / Slash Function: Arbitrary Angle Of a Straight Line Pulse Transmission: Up to 50M(164 feet) outdoor with optional detector or receiver Automatic Alert: Automatically make beep sound if it is not horizontally placed within 3 degrees. Laser Enhance: Press The "OUTDOOR" Key, the power of the eight lines will be doubled. AC And DC Double Use: The New Circuit Design,Communication Power Supply And Support DC Power Supply. When you place the battey in the compartment,and connect the AC power, the battery can be charged like a cellphone battery,or use the charger to charge the battery. In general can be full of battery charging 3 ~ 4 hours, when the battery is full, the red light turns off, the green light turns on. Specification : 3D Laser Leveling: 8 Vertical Line, 4 Horizontal Line Wavelength: Line/650nm Line Output Power: