Generally speaking, they are very small and do not exceed 10 W. Example:
Name: Solar camping light
Model: RYC-510A
< p>Specifications p>< p> a. 2.5W polycrystalline silicon solar panel b. Battery rechargeable lead acid battery 6 V/4.0 Ahc. lights, use Lifespan: 100,000 hours.
Charging information
a. Charger adapter and car charger, charging time: 12 hours
b. Solar panel charging time: 12-15 hours
c. Once fully charged, the operating time of this camping lantern is: 20 hours