- GOOD SUN Solar Lantern is a eco-friendly lantern charging batteries with small size of solar panel. Since it is charged with only solar energy, no electricity is required. Also, you don't need to change batteries everytime. Just keep the lantern on the sunshine during the daytime and use it at night. - Purpose 1) Alternative solution of kerosene lamps in no electricity area 2) Leisure products for outdoor activities - Competitiveness 1) Multi-Purpose : Ambient light, Task light, Portable torch 2) Outstanding Brightness : Over 30lux at 1m 3) Long-lasting Lighting time : more than 10 hours (fully charged) at max brightness