When we are travelling or camping in the outdoors， running out of battery is a very annoying thing. But if you have this Solar Panel， you completely don&#39;t have to worry about that.<br /><br />Features:<br />Solar panel specification: 1W / 4V.<br />Made of polycrystalline silicon， environmental friendly.<br />The solar cell is used for charging 2*AA 1.2V batteries(NOT Included).<br />With portable size， easy and more convenient to use.<br /><br />Specifications:<br />Color: Black<br />Material: Polycrystalline Silicon<br />Working Voltage: 4V<br />Max. Power: 1W<br />Working Current: 0-250mA<br />Open-circuit Voltage: 5.5V<br />Short-circuit Current: 300mA<br />Product Size: 90 * 90mm<br />Product Weight: 36g / 1.26oz<br />Package Size: 15 * 15 * 1.5cm<br />Package Weight: 45g / 1.59oz<br /><br />Note:<br />Batteries are NOT Included.<br />The battery holder is in series connection， you must charge 2*AA batteries together; single one would not be charged.<br /><br />Package List:<br />1 * Solar Panel<br><img src="//img.tomtop.com/product/xy/2000/2000/p/gu1/H/5/H19075/H19075-1-065e-oEXf.jpg" /><br>$$<img src="//img.tomtop.com/product/xy/2000/2000/p/gu1/H/5/H19075/H19075-1-065e-UNwo.jpg" /><br>$$<img src="//img.tomtop.com/product/xy/2000/2000/p/gu1/H/5/H19075/H19075-1-065e-CiF9.jpg" /><br>$$<img src="//img.tomtop.com/product/xy/2000/2000/p/gu1/H/5/H19075/H19075-1-065e-1e6p.jpg" /><br>$$<img src="//img.tomtop.com/product/xy/2000/2000/p/gu1/H/5/H19075/H19075-1-065e-ctmI.jpg" /><br>$$<img src="//img.tomtop.com/product/xy/2000/2000/p/gu1/H/5/H19075/H19075-1-065e-trhI.jpg" /><br>$$<img src="//img.tomtop.com/product/xy/2000/2000/p/gu1/H/5/H19075/H19075-1-065e-2R4z.jpg" /><br>