Control RGB LED lights via Bluetooth. Adjust brightness, color, and effects for each zone. Create and save lighting scenes. Sync with multiple devices without interference. Manage settings and view system status in real time.
Calculate area, perimeter, and angles for various shapes including right-angled triangles, squares, equilateral triangles, circles, isosceles triangles, ellipses, and scalene triangles.
Calculate standard deviation, probable error, and error of the mean for surveying and civil measurements. Switch between imperial and metric units. Perform calculations for series of observations and single or combined accidental errors.
