Warning Buzzer & Chime
Specifications

Description:
1. Size: 3.9cm x 2.4cm x 0.9cm
2. Voltage detection: 0.01V.
3. Unit voltage display range: 0.5V-4.5V.
4. Total voltage display range: 0.5V-36V.
5. 1S test mode voltage range: 3.7v-30v.
6. Low voltage alarm mode for 2-8S.
7. Alarm set value range: OFF-2.7V-3.7V.
8. When the voltage is below the set value,it will buzzer with red LED light,pre-set value 3.3V
9. Push key which can change the voltage settings and save.
10. Applicable for: RC helicopter,multicopter,car,boat and airplane and so on.Features:
1. This product is using for detecting 1S-8S lithium battery
2. Detect the voltage of each battery core automatically,support reverse connection protection.
3. To know the working state of your battery anytime,protect the battery from overcharge and over discharge.
4. The red LED will flash,the buzzer will beeping when the voltage is below the set point.
5. The default setting is 3.3V,press the button to change the voltage setting,and it will save your current setting
automatically.
Package List:
1 * 1S-8S Battery Voltage Meter Tester