Technical specifications:

Directions for use:

After testing, the HV-300 emergency power supply controller can still start most of the cars and sailboats when the power is less than 20. However, if you do not rule out individual cars, the sailboats cannot be started, so it is recommended that you give 12V cars, when the sailboat starts, Please confirm that the power of the product is more than 20%, clamp the positive "pole" of the battery with the red clip and the negative "pole" of the battery with the black clip, and then connect the battery cable to the controller, the car, and the sailboat, turn the switch on to the start position, and wait for the car, After the sailboat starts, the product plug and battery clamp are not unplugged immediately and are not in principle on the controller, the car, the sailboat Damaged, but in order to delay the service life of the HV power supply controller, it is recommended that the plug be immediately removed from the product and the battery clamp removed.

• It is recommended to keep the battery capacity and charge the product at least once every 3 months when not in use for a long time.
• In the use or charging process, the equipment if slightly heated, is a normal phenomenon, not fault.
• It is recommended to use this product in normal temperature environment, and away from moisture, high temperature and fire source.
• It is suggested that the HV-C 30 W solar energy charge pack be placed in the ventilation place to charge the emergency power supply controller.
• Please keep the products stored in a dry place, away from damp and corrosive materials.
• Do not scrub with rough chemicals, such as soap or detergent.
• If it is found that the battery is swollen , leaking or has peculiar smell , stop using immediately .
• Do not allow the product to fall off when used.
• When using batteries, children should follow the instructions of the parents and follow the instructions to ensure that they are used correctly.
• Please do not talk about throwing or burning abandoned mobile power. Please take good care of the environment.
• Continuous use of this product to start the yacht, sailing, at least 30 seconds interval.
• Do not touch the two ends of the battery clip, otherwise may cause a safety accident.