Polysilicon solar panel 20% efficiency. NI-MH AA Battery: 600mAh/1.2V, this replacement top part has 1 bright warm white LED with 7 lumens. Please open the switch while charging, the switch is at the bottom. This DIY lid light absorbs solar energy during the day and automatically turns on at dusk. The solar replacement roof requires at least 8 hours of charging time. It lights up for 10 hours in summer and 5 hours in winter. Set of 2 Replacement Solar Lamp Tops, Size: 3.15"x3.15"x0.78". Application: Perfectly suitable for various solar lanterns. Use for solar module exchange, for defective solar modules. Application Easy to repair all styles of solar lights Get it to repair your solar lights Let it brighten up again Solar-2 Pack of 2 SPECIFICATIONS Panel...