Generally, it’s not a good idea. An easy way to check if a battery still has life is by replacing them with regular batteries. For most brands, solar batteries will last about two years of nightly use. It’s a pretty good indication to ensure that solar lights are kept in direct sunlight at a minimum of 4 hours per day to ensure that your rechargeable batteries are being appropriately charged. But pay attention to the voltage. These batteries normally costa lot less than the lithium-ion battery but are a lot less efficient too. Why do NiMH and NiCd batteries get to do it again and again while alkaline batteries get just one shot? When You Might Not … We are a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for us to earn fees by linking to Amazon.com and affiliated sites. If lighting is diminishing and/or the lights are not as bright as before, it may be time to consider a full-on replacement. However, not all of them are like the best batteries for solar lights that have the … Can I use alkaline batteries just for a short time? But then you find that the problem persists. Or visit one of our other posts here at thesolartechnology.com. No one wants to be surprised in the middle of July with an issue so be ready to handle anything that comes as it pertains to your solar light and solar light batteries. See our reviews of the best solar lights, or keep reading to learn more about the importance of rechargeable batteries in solar lights. Sometimes, it can be a few months less than a year. They are definitely the more recommended of the two types. Then, see what happens. The first thing to keep in mind is that there are essentially four parts to solar lights. Some people would say a week is ok, but we think you’d be pushing your luck, especially in hot weather. Most solar garden lights need between 1 to 4 batteries to work. If you are testing the solar light during the day, remember to cover it. Hopefully the problem is the battery since this is the easiest fix. Take the opportunity before the warm season sets in to make sure you have replacements on hand and test your current batteries. Although such lights are mostly very cheap, they should not be thrown away - just change the rechargeable battery and your solar light will have … They do work, but to power your whole house you’d need a heck of a lot of them. Many people who contact us do not have a full understanding of how a solar lighting system works, and that’s understandable! If you have recently purchased solar lights and/or if your solar lights are not performing up to par, getting to know how solar light batteries work can be an asset. If you’re waiting for replacement rechargeables and want to keep using your solar lamps in the meantime, then it is probably ok for a few days. We Did Extensive Research to Find the Best Solar Charge Controllers, The Best Solar Path Lights: 8 Brightest Options & In-Depth Reviews, Best Solar Powered Motion Security Light: Reviews & Buyers Guide 2020, We Go in Depth to Hand Pick the Top 8 Best RV Solar Kits: Reviews and Guides Included. Readers of this article are most likely looking at AA or AAA size batteries and so are probably best served by NiMH or NiCd rechargeables. By signing up for this you agree with our. Solar photovoltaic (PV) modules are ideal for charging batteries. If the light is working, the problem you have is with the battery and the battery is likely dead. Lead aci… It sounds basic and silly but if the solar panel is in the shade, it’s not going to be able to rely on the sunshine to charge its solar light batteries. In the night the battery supply power for the LED in the lighting ! Every spring, when you pull out those solar lights to get ready for summer, review this list and make sure you’re treating your solar light batteries fairly. This will ensure the photocell triggers the light to its “on” position. This site contains affiliate links to products. Basically, no you should not use regular batteries in your solar lights, though there are one or two situations where you could. Many people often wonder if solar lights require batteries because they use the suns energy to stay on. Advantages of NiMH over NiCd include: Given the advantages of NiMH, is there anything going in favor of NiCd’s? A less common scenario: Let’s say your lights have been getting dimmer and so you did the test described above to see if the rechargeable batteries were losing their punch. GEILIENERGY Solar Light AA Ni-CD 600mAh 1.2V Rechargeable Batteries AA Rechargeable Batteries for Solar Lights Solar Lamp(Pack of 20) 4.3 out of 5 stars 1,572 $16.99 $ 16 . Can I replace rechargeable batteries with regular batteries? We aim to provide world-class solar … You lose. To test, remove the rechargeable NiMH or NiCd batteries that are currently in the light, and replace them with fresh regular alkaline batteries, of the same AA or AAA size, of course. Solar lights therefore come fitted with a rechargeable battery, which can store energy from the sun in the day time and then hold on to it until night time when it is used to power the lights. There are many different kinds of solar light batteries. We hope we’ve answered that question for you. You can almost always replace these solar light batteries, but you have to purchase the correct rechargeable batteries. If your system came with a 1.2V battery, then make sure that’s what you replace it with? Your email address will not be published. "Useful as most of our solar lights have rechargeable batteries.... Show more. Join Prime to save $2.85 … True, alkaline batteries survive that first charging process. They coat the panel and block the sunlight out. If the solar light functions with normal batteries, you need to buy a new set of solar light batteries. EBL AA Rechargeable Batteries for Solar Lights Replacement, 1.2V 1100mAh High Performance Ni-CD Battery(Pack of 20) 4.4 out of 5 stars 3,306. Good question! You can … More recently, solar lights will use 1.2V NiMH (Nickel Metal Hydride) batteries. Dust and other residues accumulate rather quickly here. Required fields are marked *. NiCd batteries were a big leap forward when first mass produced in the 1950s, but NiMH is a superior technology and today is the more common choice. How Solar Christmas Lights Work Most solar string lights come with a solar panel to generate power during the day attached to a battery to store power until its needed at night, like the Innoo Tech lights here. Difference between NiCd and NiMH batteries Using alkaline batteries to identify the cause of a problem. If you are ever unsure about what batteries to use as replacements in your solar lights, be sure to do research beforehand just to err on the side of caution. At this point you know that the problem is neither the batteries nor the LEDs, and that leaves the solar panel itself, or the transfer of power from the solar panel into the batteries, as the most likely culprit. Charge your solar panels for at least 10-12 hours if you’re using an LED light to do … https://sunpowertalk.com/need-of-special-batteries-for-solar-lights Most brands of outdoor solar lights use rechargeable NiMH (Nickel Metal Hydride) batteries to power up the solar lights and these have a particularly long lifespan. Amazon and the Amazon logo are trademarks of Amazon.com, Inc or its affiliates. Can I use a higher mAh battery in solar lights? Info and Guides For Latest Solar Products. 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