Description
- Battery power level tester
- Can be used for 3.7V/1S, 7.4V/2S, or 11.1V/3S battery packs
- Red LED flashes when cell is below 3.3V
- Alarm sounds when cell is below 3V, indicating Lipo battery pack should be recharged
Always monitor your battery charging and charge your LiPO battery only on non-flammable surface.
30-day limited warranty
