Running Time: Replacement Solar Lights - 8-10 hours longer charging time - More than 8 hours running time. Replacement: Spare solar lights are used to replace solar panels, for defective solar panels. The replacement solar lamp cover is suitable for solar lamps. Usage: This DIY light cover has a switch on the bottom part and opens the switch while charging. This lid light turns on and off automatically and immediately becomes a solar light / solar garden light. Perfect for different solar lanterns. Size: 4 x 8cm diameter spare solar lights. This 25% efficiency polysilicon solar spare cover Includes a 600mAh / 1.2 NI-MH AA battery V. Lighting: Warm white LED, night light. Product name: solar cell box Solar panel size: silicon crystalline 50*50 2V120MN Battery: .1.2V600MAH Working time: more than 10h Charging time: 8-10h Battery life: 1000 times charging and discharging Performance: long lasting LED light: Warm white SMD Quantity delivered: 4 pieces