Solar is a great alternative.

The 10 watt solar panels can be used to maintain batteries

10 Watt Solar Panel with built-in Charge Controller.

These 10 watt solar panels are  to make life easier. They call it the Battery Tender solar panel. It charges and maintains your 12-volt battery charge by utilizing the sun’s energy.

The thin film (amorphous) panel charges the batteries in varying weather conditions. It comes with a built-in temperature compensation sensor. This is to ensure operation at temparature from -18 °C to 50 °C.

It also comes with a mounting hardware. They include a set of alligator clips to connect it to your battery. 

There is a small LED on the panel to let you know if it is charging.

The cord length from the panel is 5 feet. The lead to the alligator clips is 2 feet long giving you a complete cable length of 7 feet. More lengths of the cable are for sale.

What a smart piece of equipment.

 It works and it never fails you. What a pleasure to be aware of such a life saver.

The dimension of the solar panel is about 14 x 15 inches, and it weighs about 5, 5 pounds.

The 10 watt solar panels Specs


Maximum Power:

Maximum System Voltage:

Optimum Operating Current (Imp):


12V .






                                 5 Year Factory Direct.




4.6 pound.

28 x 14 x 1 inches

It maintains the batteries of snowmobiles, cars, and motorcycles. Also boats, tractors fence energizers and many more.

How do the 10 watt solar panels work? 

The 10 watt solar battery charger is ideal to charge and maintain 12-volt batteries.

It will keep your battery in perfect condition. Your battery will be healthy and ready to use for the whole duration of winter. You will not experience any problems.

When you store your vehicle for a long time you can do the following. You can expose your solar battery maintainer to a good source of sunlight. Mount it to a sunny surface and your battery will remain charged for the year.

The “frustration killer” will ensure a healthy battery. Even while you keep the vehicle indoors.

You can use the 10 watt solar panels for many applications. It maintains the batteries of snowmobiles, cars, and motorcycles. Also boats, tractors fence energizers and much more.

Advantages to be associated with the 10 watt solar panels.

  • The system makes use of a three-step microcontroller. This is for precise and safe charging of your batteries.
  • The 10 watt solar panel system is spark-proof and waterproof. This is to ensure safe outdoor installations.
  • It comes with a built-in temperature compensation sensor.
  • The 10 watt solar module comes with a 5-year warranty.
  • Included is a status light. The light indicates the operation mode of the charger. It also indicates the condition of the battery that is being charged.
  • The charger produces a decent output even on cloudy days.

A disadvantage.

  • The availability of mounting brackets for permanent fixtures would be welcome.

Care to be taken.

Do not operate the solar panels where ventilation is a restriction. This is to prevent overheating of the system. It also prevents the build-up of gasses from the battery that is being charged.

Some important facts

10 Watt Solar Panel with built-in Charge Controller outside in sunshine flat on a table.
  • You can mount the system outside at about any flat surface that is available.
    You can also place it inside your vehicle. Best is on the dashboard facing the sun and it will deliver efficient charging power.
  • The battery Tender solar charger operates auotomatic. You can leave it for long periods connected to the panel and the battery to trickle charge.

  • The solar charger works great! It's got a nice long cord. You can set it on your car’s dashboard, route it out the door and into the engine compartment.
  • The 10 watt solar panels come with mounting holes in the corners. If you would like to make it more of a permanent fixture.

To come to a conclusion.

The 10 watt solar paneks are terrific chargers  that are worth every penny. It keeps your batteries at a charged level.

Your batteries are ready for use even in the most difficult circumstances.

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