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: 0.29A
- Maximum power: 5W
- Working voltage: 18V
- Short circuit current: 0.33A
- Open-circuit voltage: 21.6V
- Working temperature: 0 - 60 Deg.C 0.191 Package weight: 0.224 kg
Package Size(L x W x H): 21.00 x 23.00 x 2.00 cm / 8.27 x 9.06 x 0.79 inches Package Contents: 1 x Solar Panel