# SmartTape
To create a new window, select **Open** → **Smart Tape** in the main menu.
Displaying the trade feed in the Tiger.com Windows terminal
The window contains:
* Instrument list control panel
* Linking with other windows
* Customizable columns of the trade feed
* Area of visualization of the trade feed
#### Main toolbar
| Button | Description |
| ------------- | ----------------------------------------------------------------------------------------------------------- |
| Settings | Opens the settings menu and options window. |
| Select symbol | Allows the instrument to be selected for which trades will be displayed. |
| Load history | Allows all trades for the selected instrument to be loaded into the window for a period of up to five days. |
| Clear Tape | Clears the entire list of trades |
#### Trade feed
The trade feed is presented in the form of a table. To configure the columns, right-click on their names and check or uncheck the boxes.
| Column | Description |
| -------- | ---------------------------------------------------------------------------------------------------------- |
| Date | Date of trade completion |
| Time | Time of trade completion |
| Mcs | Trade time in microseconds |
| Price | Asset price at the time of the trade. |
| Size | Trade volume. A (+) or (-) sign indicates the influence of the transaction on the change in open interest. |
| Avg Size | Average volume of an aggregated trade. |
| Bid | Best buy price in the DOM. |
| Bid Size | Volume of orders at the best purchase price. |
| Ask | Best selling price in the DOM. |
| Ask Size | Volume of orders at the best selling price. |
| MM | Exchange on which the order is registered. |
| Open Int | Open interest. Total number of open contracts at the time of the trade. |
| S | Indicator of the speed of the trade feed’s movement. |
| B | Indicator of the balance of buys and sales for the time period indicated in the settings. |
#### Trade feed parameters
**General**
| Setting | Description |
| -------------------------- | -------------------------------------------------------------------------------------------------------------------------------------- |
| Colors | This group of settings allows the color scheme of the trade feed to be configured. |
| Aggregate Ticks | Display trades executed at the same time as one trade. |
| Show OI Change | When an open interest changes, the direction of the change is displayed in the “volume” column with a (+) or (-) sign. |
| Minimum Volume | Trades less than the set value are not displayed. |
| Maximum Volume | Trades more than the set value are not displayed. |
| Empty Line Interval | Values are set in seconds. If there are no trades for the specified period, then this event is displayed as an empty line in the feed. |
| Balance Indicator Interval | Values are set in seconds. The indicator counts trades for the indicated period and graphically displays the ratio of buys and sells. |
**Alerts**
| Setting | Description |
| --------- | ----------------------------------------------------------------------------------------- |
| Min Size | Alert is activated when the trade volume is equal to or greater than the indicated value. |
| Max Size | Alert is activated when the trade volume is equal to or less than the indicated value. |
| Tick Side | Only buys, only sells or trades directed in any direction. |
| Alert | Field for selecting a sound notification. |
| Color | Selecting the color for highlighting the line of a triggered notification. |
