Brand Generic
Type Over-Discharge Protection Module
Unit Type Unit
Current Conversion DC to DC
Color Blue
Current Rating 20 Amp
Dimensions 2.24 x 1.65 x 0.75 inches
Input Voltage Range DC 12-36V
Protection Properties Low Voltage Protection
Country of Origin China

Check the listing for details. 12-36V Battery Digital Low Voltage Protector Disconnect Protection Module. Color: Blue, Condition: New, Made in China. Listed at 9.88 USD. It's a protection switch module, not included batteries itself. Compatible with 12-36V lithium and lead-acid battery. For example, if the disconnect volt is 9V and the difference value is 5V, then.

$7.90
$9.88