The Saja Kiosk is a portable kiosk that uses mono crystalline solar cells to charge up to 50 mobile phones simultaneously. The kiosk is developed for individuals that want to start their own small business, offering a charging station that can also include advertising space and point-of-sale channels. It is developed and distributed by Saja Station in Nigeria.
Intellectural Property Type
User Provision Model
This product can be obtained directly from the manufacturer, by applying to be an owner of the Saja Kiosk.
Distributions to Date Status
Power rating (W or kW)
System dimensions (m)
Battery capacity (mAh)
Description of solar panels
Grid compatibility (yes/no)
Description of mobility
The Saja Kiosk utilizes roof-mounted mono crystalline solar cells, battery, inverter and charge control system to charge up to 50 mobile phones simultaneously. The kiosk is mounted on two wheels that can be used to move it from one location to another.
Technical support is provided from the manufacturer
Manufacturer Specified Performance Parameters
Vetted Performance Status
Safety considerations include those relating to shock from electrical circuits, particularly those not protected from water ingress.
Complementary Technical Systems
Academic Research and References
There are no papers citing the Saja Kiosk, however the following papers provide general information on solar charging stations for mobile phones:
Wyche, S., Murphy, L., 2013, Powering the cellphone revolution: findings from mobile phone charging trials in off-grid Kenya. Proceedings of the SIGCHI Conference on Human Factors in Computing Systems. pp 1959-68.
Louie, H., Shields, M., Szablya, S., Makai, L., Shields, K., 2015, Design of an off-grid energy kiosk in rural Zambia. 2015 IEEE Global Humanitarian Technology Conference (GHTC).
Compliance with regulations
A short video showing the Saja Kiosk can be found here.