Very much fit for commercial use. NGO's can promote this for rural employment. They can give to physically challenged people for self sustainence. Best for street hawkers and for coastal people who does not have any power especially during natural calamities. This device can charge ONLY ONE mobile at at time. Do not attempt to charge more mobiles as the mobiles and the adaptors will get damaged. Solar panel is of 4000mW, hence care to be taken. Its rugged and MADE IN INDI

Technical parameters: Solar panel is a 12V 4000mW module. Rugged design. Input voltage for adaptor: DC 5V to 15V (typical) Output voltage: DC 5.4V + / - 0.1V Output current: Max 400mA Standby current: 82%

No separate manual is available. If you have any doubts pl mail or call us. Install the solar panel where sunlight falls all the time during day time. It is to be installed about 20 to 25 degrees inclanation and towards south facing direction. Run the wire of the adaptor to a place which is cool and comfortable.

Precautions: 1. Always ask or check up the power rating of the mobile before charging. 2. Do not connect more than two mobiles at a time as it might damage the devices and the adaptors will be damaged. 3. It is normal for this charger body to get warm during charging. Discontinue charging with hot cell to increase the charging time of some cells by resuming charging after cell gets cold. 4. Don't expose the charger to high temperatures than room temperature

Charging time 20 minutes to 120 minutes depending upon conditions Important: charging time can be different than above depending upon the product and charging battery conditions