1watt solar panel: It is to be a handy tool

Coleman 1 Watt Solar Panel.

This 1 watt solar panel  makes life easier. It is the Coleman 1 W Battery Maintainer.

It can maintain your 12-volt battery charge by using the energy from the sun.

This thin film panel can charge the batteries in various weather conditions. From minus 40 degrees to as high as 80 degrees Celsius.

It comes with battery clamps to connect it to your battery if needed. Also an O-ring connector as well as a fuse..

Coming with it is an eight feet wire connection to the panel itself. As well as eight feet extra wire.

It is  smart piece of equipment and it just keeps on trickle charging your 12-volt battery.

It always works, it never fails you. It is  a pleasure to know about such a life saver.

You can click here for a to see a similar product.

This 1-watt solar module specs


Maximum Power:

Operating Voltages:

Operating Currents:


12 Volt.






  • It has a 5-year warranty for power output from date of sale.
  • It also gives a 2 year warranty. That ensures  the product to be free from defects in materials as well as workmanship.


Maintain 12 volt  batteries of;





Tractors and more.


13.9 x 3.93 x 0.51inches.

How to use the module

Using alligator clips or O-rings to connect.

Use the battery clamps for 12-volt battery connection. Alternatively one can also use the O-rings to make the connection.

You can  place it on the dashboard or any other place that operates well.

With the output way below 15 watts we do not need a charge controller..

Using the 1 watt solar panel

The 1 watt solar module maintains 12  volt batteries.

Connect to operste as  trickle charger. Your battery will be charged and healthy and ready to use for the whole duration of winter.

You will not experience any problems.

When storing your vehicle for a long time use the solar battery maintainer. You can expose your solar battery maintainer to a good source of sunlight. Put it against a window to ensure that your battery will remain charged for the whole time.

You will have a healthy battery. Even while you keep the vehicle indoors.

You can use the 1-watt solar panel for many applications.

It maintains the batteries of;

Snowmobiles, boats, cars,  motorcycles, energizers, tractors and many more.

Advantages associated with the 1 watt solar panel 

  • They use strong ABS plastic as well as and  tempered glass that is shatterproof.
  • It is compact, small and easy to store when transporting.
  • This 1-watt solar panel is waterproof. It charges in various weather conditions. Also on cloudy days. This amorphous solar panel works in clear and not so clear daylight conditions. It even works on cloudy days!
  • Connecting and disconnecting is easy.
  • By making use of a build in blocking diode, the 1-watt solar panel is overcharge and discharge protected.
  • It has a 5year warranty.
  • Installation is easy and it does not need any maintenance, except to keep it clean. A clean surface ensures largest output.


  • There is no LED that indicates that the 1 watt solar  panel operates . You have to use a volt meter to check.
  • An extended cable will cause a voltage drop. That could prevent proper trickle charging the battery. 

  • Remember this charger is enough to top up a battery, but it is not a battery charger. It is only a maintainer.

Important facts about the module

  • This is not a battery charger, it only maintains the battery.
  • To charge a battery you need a proper battery charger.
  • As long as the battery has a full charge it will maintain the battery and it will keep it charged. Also during long periods that you do not use your vehicle.
  • You do not need a controller, because the output is only 1 watt.

            --- You do not need a charge controller below 15 watt.—

  • The 1 watt solar panel will never overcharge a twelve volt automobile battery.
  • When not in use pack and store it proper. One person caused damage to it when he left it lying loose in the glove box of his truck.
  • This 1 watt solar panel maintains all rechargeable 12V batteries.
  • It is best not to start or drive your vehicle while the unit makes a connection with any batteries.

   Maintaining the 1 watt solar panel

  •  You need to use a clean damp cloth to keep the glass clean.

In conclusion

This 1 watt solar panel will always keep batteries ready for operation.

Use it for what it was intended, and it will work just fine...

This is a very good product @ a very reasonable price.

You can click here for a to see a similar product.

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