Keep your batteries safe 🔋
This compact voltage tester and buzzer alarm helps you monitor the health of 1-8S LiPo and Li-ion batteries. It displays each cell voltage clearly and alerts you with a loud alarm when any cell drops below a safe level.
Main features
- Compatible with 1-8S LiPo, Li-ion, LiMn and Li-Fe batteries
- High precision voltage reading with ±0.01 V accuracy
- Shows individual cell voltages and total pack voltage
- Adjustable low voltage alarm between 2.7 and 3.8 V per cell
- Bright display and loud buzzer for clear warnings 🔊
- Plugs directly into the balance connector for instant use
General specifications
- Supported cells: 1S to 8S
- Voltage accuracy: ±0.01 V
- Per cell display: approx. 0.5-4.5 V
- Total voltage display: approx. 0.5-36 V
- Alarm threshold: OFF or 2.7-3.8 V
- Size: around 40×25×11 mm
- Weight: around 7-12 g
Recommended usage
- Great for preventing over-discharge during flights ✈️
- Perfect for RC planes, FPV drones, gliders and ground vehicles
- Works with any pack that has a standard balance connector
- Ideal for quick pre-flight checks and battery sorting
Why choose this tester
It offers instant voltage feedback and a reliable safety alarm in one lightweight module. For Craycle-style builds where every gram counts and reliability matters, this tester is an easy way to protect your batteries and extend their lifespan.
Add an extra layer of safety to your flight routine. Order now and protect your batteries with confidence.
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