12V On-Board Battery Low Voltage Alarm Buzzer Under Voltage Protection Module
Features:
Sound and light alerting
Input transposition protection to avoid chip burning
9V battery: when battery occurs overdischarge(battery voltage is lower than 8V),red indicator light will be on and buzzer will make sound
Application: 12V battery voltage testing

Specifications:
Main Chip: LM358
Size: 3.2x3.2cm/1.26x1.26"
Quantity: 1 Pc

Note:
Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid
Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!

No Retail Package
Package Includes:
1 x Protection Module