If you love your Ambience solar lights but the battery is getting dim, use these convenient replacement panels and attach them to the original string light set to bring new light and life to your outdoor spaces. Compatible with 24 and 48 foot 1W solar strands, the panel is rated at a 1, 000 charge lifespan (which is approximately 2.5 years wit daily use). We proudly stand behind all of our products 100% and offer a full 2 year warranty, covering the product if it stops working within 2 years of your purchase or if there are any defects within those 2 years. Brightech 1-Module 5.5-in x 3.5-in 1-Watt Solar Panel | SLR-PNL-RMTE