18650 Lithium Battery Pack DIY 21V Li-ion BMS PCM Lipo Cell Module with Charging Protection Board for Makita 5S PCB
Quick answer
Is $2.75 a good price for 18650 Lithium Battery Pack DIY 21V Li-ion BMS PCM Lipo Cell Module…?
It is the usual price, not a deal: $2.75 is in line with the typical price of $2.69 that DipScout measured over the last 9 days. Tracked since Oct 22, 2026, it ranged from $2.69 to $2.75.
$2.75
Today it costs $2.75 on AliExpress. Since Oct 22, 2026, when we started tracking it, it ranged from $2.69 to $2.75. By our price history, it is not on sale right now.
No drop compared with what we observed over the last 9 days. The store advertises "was $5.61", but that is the store's own claim; we only state discounts our price history proves.
View on AliExpressThe price above is the last recorded reading, not a live checkout lookup.
Price history
Today$2.75highest ever seen
Lowest$2.69Oct 22 to Oct 30
Highest$2.75since Oct 31
Tracked since Oct 22 · 2 changesHover over the chart to see each price.Tap the chart to see each price.
See every price change
| When | Price | Change |
|---|---|---|
| Oct 31, 03:03 UTC | $2.75 | +1% |
| Oct 30, 00:03 UTC | $2.72 | +1% |
| Oct 22, 15:34 UTC | $2.69 | start |
| Store | Your Grocery Store |
|---|---|
| Product rating | — |
| Store rating | — |
| AliExpress category | Consumer Electronics › Accessories & Parts |
| Recorded readings | 3 |
| First seen | |
| Last reading |