Brand new, unopened item. Product Name: Yupiteru ATLAS Golf Swing Trainer GST-5W Category: Sports Equipment: Swing Trainer Key Features: 【Simultaneous display of 4 values on one screen】 Accurately grasp your swing with precise numerical data, enabling effective practice that leads to score improvement. You can easily check the smash factor, which could only be measured by expensive measuring devices in golf shops. *Head speed and estimated distance can be checked without hitting a ball. *Smash factor is a numerical value that indicates how efficiently you hit the ball. 【Magnet-free and hassle-free】 Eliminated the need to attach magnets to the club head. Anyone can easily use it with any club. 【Swing count】 Counts and displays the number of swings. Practice swings are not counted as swings, but head speed is displayed. The number of swings is displayed up to 199. It repeats from 0 when it exceeds 199. *The swing count is reset when the power is turned off. It will not be reset if the auto power-off function is activated. 【Displays average values for each club】 Displays the average value for each club type (Calculated for each club type from a maximum of 199 data points) 【Adjustable distance coefficient】 Can be adjusted to match the actual distance, such as when using range balls. 【No settings required for left-handed users】 Available for right-handed players as well as left-handed players. 【History recording function】 Swing data can be recorded on this device (up to 199 data points) *Not recorded if ball speed is not detected, such as during practice swings. External dimensions: 60(W) x 18(H) x 124(D) mm (excluding protrusions) Weight: 110g Operating temperature range: 0℃ to +45℃ Accessories: USB connection cable (1), instruction manual/warranty New, unopened item. Please feel free to ask any questions.