, 2 Pack Replacement Solar Light Tops , SOLAR PANEl: Polysilicon 25% efficiency. NI-MH AA battery: 600mah/1.2v, 1LED, 7lumen , Size:3.2"x3.2"x1" (8.1 x 8.1 x 2.5cm) , WORKING TIME: Light up 10h in summer and 5h in winter after 8h fully charge. , APPLICATION: Perfectly suit for Various solar lantern ,