Ruler measures dimensions with a 1m scale without calibration. Level meter checks surface levels. Speed meter displays speed via GPS. Location shows current position and tracks movement. Compass provides directional orientation.
Identify , gemstones, and metals using a single photo. Get expert analysis on material composition, authenticity, and value. Learn about gemstone types, carat weights, and metal purity. Share results and save item details for reference.
Calculate spacing and quantity for stairs. Input dimensions, spacing preferences, and railing height. Generate precise measurements for straight, curved, or custom stair designs. Provide visual guidance and step-by-step instructions.
