12V On-Board Battery Low Voltage Alarm Buzzer Under Voltage Protection Module

   Description:

• 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:
• 1.Transition: 1cm=10mm=0.39inch
• 2.Please allow 0-3mm error due to manual measurement. pls make sure you do not mind before you bid.
• 3.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!

Package includes:

• 1 x Protection Module