Mobile almighty solar charger

Products size: 70mm*5mm*28mm, N.W./PC: 100GRAM Color: Black Application Range: All mobiles Output charging voltage:  5.5V Current :  220mA +/- 60mA Characteristics: Use Microcomputer chip to detect and control charging process; The design of this charger is based on the power of solar providing power; Can be charged under the sun safely; Portable shape, easy to carry with you anytime. Usage Instructions: 1. Metal domes in the charger touch the two poles on battery. Regulate the switch and if the indicator light is red the connection between charger and cell phone battery is correct.     2. put the charger under the sun and let the sun shine the solar chip. If the red indicator light is become more bright the charging is working for your cell phone battey.   3. Charging time last for four hours and if it can be charged for 1 or two hours more the efficiency will be best.