The new pro x7 jolt slope rangefinder is based on bushnells brand new x7 but incorporates bushnells innovating slope technology this technology will determine the compensate distance on up or downhill stretches allowing the golfer to effectively decide on which club to pull used by many pga professionals slope technology can save up to 10 15 yards on extreme uphill or downhill stretchesaswell as the slope technology the x7 jolt slope comes with all the other technology incorporated with