3 AA battery case holder(with cover and Toggle switch)
3 AA battery case holder (with cover and toggle switch) can hold three AA ordinary batteries or rechargeable batteries. Ordinary batteries can output 4.5V voltage, while rechargeable batteries can output 3.6V voltage, which can be used as power supply for SCM system, Arduino system, other intelligent cars, tracking cars, etc. Keyu brand 3 AA battery…