PLEASE NOTE, SOMETIMES SOLAR LIGHTS STOP WORKING AND REPLACEMENT BATTERIES WILL FIX THE ISSUE, BUT SOMETIMES THE LIGHTS THEMSELVES STOP CHARGING THE BATTERIES WHICH MEANS THE NEW BATTERIES WORK TO LIGHT THE LAMPS FOR 1-3 DAYS AND THEN STOP WORKING AS THE BATTERIES ARE DRAINED AND THE LIGHT IS NOT RECHARGING THEM PROPERLY - ONE POSSIBLE SOLVE FOR THIS IS TO INSPECT AND CLEAN THE SOLAR PANEL ON TOP OF THE LIGHTS AS IF IT IS DIRTY OR MILKY IN APPEARANCE IT CAN PREVENT PROPER CHARGING FUNCTION. We sell a full line of rechargeable batteries for solar lights. Whether you are replacing batteries for yard, wall, or deck lights, our value-priced batteries fill a need for the often-overlooked LED solar powered lights. Our batteries offer excellent quality and performance and include a 1 year warranty to ensure you get long-lasting power *** THESE ARE NOT STANDARD AAA SIZE BUT TWO THIRDS AAA OR 2/3 AAA SIZE - DO NOT ORDER THESE BATTERIES IF YOU NEED STANDARD AAA SIZE *** Ni-MH batteries are great for replacing depleted Ni-Cd batteries as they have little or no memory effect and will last for many more charge and discharge cycles 3.6V 800mAh Ni-MH Rechargeable HQRP Battery Kit Compatible With Tri 2 3 Aaa Rechargeable Batteries SolarCell Dunamis 4 Pack AA Rechargeable Solar Light Batteries 1.2V NiMH AA 150mAh - Only Suitable For Outdoor Garden Solar Lights (4PCS, AA 150mAh - Green Cell Non-standard AAA Battery Great for refreshing garden solar lights to extend illumination time if old batteries are worn out. Yibatopow 4 Packs Ni-MH 2/3AAA 1.2v 200 mah Rechargeable Batteries,2/3 AAA Battery for Solar Lights,Outdoor Solar Garden Art Light Battery (They are not AAA Size Batteries Please choose the closest possible rating to the old batteries you are replacing. Select your required battery size and capacity from the variation options above.