# TempoTreadle I and II - Differences **Physical Differences** * Larger Screen (from 2.8 to 3.2”) * Faster Processor * New Improved Case and Caddy Design * On/Off Switch Built-In * Supports up to 16 treadles * Optional Battery Pack available integrated into Caddy **Functionality Differences** * Ability to show preview of drawdown (only if exported from TempoWeave) * Easier Weave Mode Changes (weave, unweave, free weave) * Tone on end of WIF sequence * Save direction on threading and treadling * Default Auto-Load to Yes in System Setting * Interval Counter Default to Pick * Default Number of Thread Assist threads to 4 * Position entry available on Thread Assist, allowing a reset of the rightmost warp thread * Maximum length of file name up from 1 to 22 characters on TempoTreadle II (8 recommended to see entire file name) * Increased maximum number of Warp Picks * Increased maximum number of Weft Picks --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docs.tempotreadle.com/about-tempotreadle/tempotreadle-i-and-ii-differences.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.