Price History for BTI Battery Tech - BTI L21L4P71-BTI 15.44V 52.5WHR LI-ION BATTERY - For Notebook - Battery Rechargeable - Proprietary Battery Size - 3390
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BTI Battery Tech - BTI L21L4P71-BTI 15.44V 52.5WHR LI-ION BATTERY - For Notebook - Battery Rechargeable - Proprietary Battery Size - 3390
BTI Battery Tech - BTI L21L4P71-BTI 15.44V 52.5WHR LI-ION BATTERY - For Notebook - Battery Rechargeable - Proprietary Battery Size - 3390
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Price History Chart
Recorded price history
| Date | Price |
|---|---|
| Sep 6, 2026 | $125.24 |
| Aug 23, 2026 | $130.74 |
| Aug 5, 2026 | $125.24 |
| Jul 12, 2026 | $148.87 |
| Jul 3, 2026 | $154.13 |
| Apr 20, 2026 | $148.87 |
| Apr 16, 2026 | $149.03 |
| Feb 13, 2026 | $126.97 |
| Dec 13, 2025 | $128.95 |
| Nov 2, 2025 | $128.95 |
| Oct 24, 2025 | $128.95 |
| Oct 22, 2025 | $128.95 |
Analysis
BTI Battery Tech - BTI L21L4P71-BTI 15.44V 52.5WHR LI-ION BATTERY - For Notebook - Battery Rechargeable - Proprietary Battery Size - 3390 price analysis
Price analysis for BTI Battery Tech - BTI L21L4P71-BTI 15.44V 52.5WHR LI-ION BATTERY - For Notebook - Battery Rechargeable - Proprietary Battery Size - 3390 at Best Buy: Today's price is $125.24. That's 3% off the MSRP of $128.95. Current price is 8% below the 90-day average of $136.84 (a $11.60 below the running mean).
- The current price of $125.24 is 3% (or $3.71) below the MSRP of $128.95.
- Current price is 8% below the 90-day average of $136.84 (a $11.60 below the running mean).
- The lowest recorded price on PriceWatchPro was $125.24 on August 5, 2026. The current listing is at this all-time low.
- The highest recorded price on PriceWatchPro was $154.13 on July 3, 2026. Today's price is $28.89 below that peak.
- 30-day trend: trending down 4.2% from $130.74 to $125.24.
- Across 11 tracked price changes, the listing has dropped 4 times with an average drop of $9.09.
- PriceWatchPro has been tracking this listing since October 22, 2025 (333 days of price history).
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Compare BTI Battery Tech - BTI L21L4P71-BTI 15.44V 52.5WHR LI-ION BATTERY - For Notebook - Battery Rechargeable - Proprietary Battery Size - 3390 prices across retailers
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