This product is designed for outdoor 12V applications， such as motorcycles， camper trucks， ships， automobiles and other rechargeable batteries. Made of polycrystalline silicon panel， it has high transmission rate and long life span. It's not only environmentally friendly energy， but also outdoor emergency power supply.

Specifications:
- Material: polycrystalline silicon
- Transmission rate: 17 percents
- Current output: 0 - 255mA
- Open-circuit voltage: 21.5V
- Maximum power: 4.5W
- Working voltage: 18V
- Working temperature: 0 - 60 Deg.C 0.330 Package weight: 0.372 kg
Package Size(L x W x H): 36.00 x 15.00 x 4.50 cm / 14.17 x 5.91 x 1.77 inches Package Contents: 1 x Solar Panel， 1 x Pair of Crocodile Clips， 1 x Cigarette Lighter Plug， 2 x Sucker