Heltecbms 3S 4S 40A 80A 120A Li-ion Lifepo4 Lithium Battery Protection Board 3.2V 3.7V BMS18650 with Balance for Energy Storage
$5.53
Today it costs $5.53 on AliExpress. Since Oct 23, 2026, when we started tracking it, the price hasn't changed. We haven't tracked it long enough yet to say whether it's on sale.
We have tracked this product for less than a day; confirming a drop takes at least 3 days.
View on AliExpressThe price above is the last recorded reading, not a live checkout lookup.
Price history
$5.53
We started tracking this price on Oct 23. The chart takes shape over the days: we only draw prices we observed.
| Store | Heltecbms Official Store |
|---|---|
| Product rating | — |
| Store rating | — |
| AliExpress category | Consumer Electronics › Accessories & Parts |
| Recorded readings | 1 |
| First seen | 10/23/2026 |
| Last reading | 10/23/2026, 7:49:10 AM UTC |