The new SNLL321 nadir and zenith laser plummet enables the user to center at nadir and zenith points with an accuracy of 1mm per 1,5m. This laser provides convenient setting up even in conditions of poor visibility. 

• Tubular level sensitivity is 30”
• Reflector centering accuracy 0.3 mm
• Plummet accuracy 1.0 mm at 1.5 m.
• IP protection is IP66.
• Comes with 4x AA-size batteries & User Manual

For operating the SNLL321 a Leica GEB212 battery is required. Operating time is more than 40 hours or approximately 600 setups at 4 minutes.