HIGH VISIBILITY AND ACCURACY: : Thanks to the powerful laser diode, the laser lines are extremely visible and easily project a bright red cross at an angle of 110 . Horizontal line accuracy: 2mm / 10m Radius Range: 15 meters. Ideal for Construction Work: : It is also can be mounted on a 1/4 " tripod (not included). Can be rotated 360 freely for your work. TWO LASER MODULES: : The level has two precise high brightness laser modules, you can choose to either use the vertical laser or the horizontal laser or cross both at the same time ULTRA LOW POWER CONSUMPTION: : As long as two batteries, it can be used up to six months, low power consumption, proudly produced. Products Include: level * 1 support frame * 1 Color: yellow Product Volume: 1.0cm * 1.0cm * 1.0cm