# User adjustable Heat Index alarm Stopwatch/chronograph mode with 1/100 second resolution Fastest/Slowest/Average Lap recall 99 lap counter with 30 lap/split memory 10 hour countdown timer with audible beeper warning for the last 5 seconds Programmable alarm Calendar mode displays day, month, and date NIST Calibration

**Manufacturer:** Extech  
**MPN:** `HW30-NIST`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | Extech |
| Manufacturer name | Extech |
| Manufacturer | Extech |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Walmart | 154391658 | 106.86 | 1 | None | 1 |
| globaltestsupply.com | HW30-NIST |  |  | None | 1 |

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Structured data: `/python/html6/product/500/221000000/221497500/part_--HW30NIST---Extech--ccf396ff0d.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp