This product can be used in the voltage range of (4.5 to 9V) PDA, mobile phones, digital cameras, MP3, MP4, as well as charger interface sand and other digital products and USB interface LED lights. It has a large polymer battery and can be recharged in the absence of sunlight. This product uses a fully integrated DC-CD transformation circuit and PWM pulse width to control the constant voltage output. Suitable for a variety of communication equipment charging work, this product has the advantages of safety and environmental protection, good compatibility, large capacity, small size, cost-effective, long service life and so on.
