Electrical Tester – AC 100-500V

– It can be used as an alternative charger for cars, trucks, caravans, boats, motorcycles, RV batteries or any 12V lead acid battery.
– It is waterproof and can be placed outdoors.
– There are built-in diodes in the alligator clip to help prevent reverse charging.
– You can install this item in your car and keep the battery charging during the day.
– Outdoor solar panels, can effectively convert sunlight into electricity.
– Clean energy, long life span and energy saving.
– Keeps air clean, it can help you eliminate the smell of pets, tobacco, etc。
– Maintains comfortable temperature level for your journey.
– Suitable for greenhouse, pet house, tree house, and RV car, etc