World's First solar-powered mobile phone(Solar Guru)

Samsung launched the world's first solar-powered mobile phone, priced at Rs 2,799 in the Indian market. The handset, 'Solar Guru' (Guru E1107) enables users to charge the battery using solar energy. The handset has the capacity to provide around 5-10 minutes of talk time with one hour of solar charging. This is apart from the normal electric charging.
Features : FM radio, MP3 ring tones, embedded games and torch light.
The handsets would be imported from Korea and will be available in the Indian market from the middle of this month. The company plans to extend the solar-power feature to its other handsets and would use the technology in its high-end phones as well.
Samsung Blue Earth is a a pebble-shaped, solar-powered touchscreen phone, which was showcased by the company at the Mobile World Congress 2009 in Barcelona. The company claims that the handset is free from harmful substances such as beryllium and phthalates, and is made out of recycled material.