VEVOR Dual Battery Isolator, 12V 300 Amp, Manual and Automatic VSR Voltage Sensitive Relay with LCD Screen, Smart Battery Isolator for Lithium & Lead-Acid Batteries, for Car Truck RV UTV ATV Boat free-shipping Includes manual air pump for

Includes manual air pump for quick inflation

Four large storage drawers with wheels for easy sliding access

Hand wash recommended

Double full-length hinge doors for wide access

Comfort Latex foam for pressure relief

VEVOR Dual Battery Isolator, 12V 300 Amp, Manual and Automatic VSR Voltage Sensitive Relay with LCD Screen, Smart Battery Isolator for Lithium & Lead-Acid Batteries, for Car Truck RV UTV ATV Boat free-shipping Includes manual air pump forKeep your auxiliary battery charged and ready to start your vehicle instantly without jumper cables, while protecting both batteries from damage with intelligent voltage monitoring. The dual voltage display lets you diagnose electrical issues at a glance, and adjustable delay settings prevent constant switching that wears out your system. 300 amp high current capacity for dual battery systems Manual and automatic voltage sensitive relay modes