Feature:
[ Feature ] - Environmental protection and energy saving, built-in blocking diode to advance reverse discharge, not only maintains the battery lifetime but also extends its usage life, keep the battery from drain dead .
[ Wide Use ] - Perfect trickle charger/maintainer for 12V batteries of cars, motorcycles, boats, snowmobiles, tractors etc. The dimensions is 8.7in x 7.5in
[ Warm Tip ] - Please remove the protective plastic film from the right corner of the panel before using it. The  plug option only works if it has constant power when the key is out of the ignition. When you start the car, please remove the solar panel from the car battery. The suckers help to attach the solar panel on the smooth surface like windshield.
[ Suitble For ] - Charging 12V battery inbusy , suitable for the vehicles in outdoor work, travel or camping training, and the vehicles are put for a long time. Easy to install and completely maintenance-free.
[ Updates ] - Comes with the  lighter adapter and 1 pair of battery clips. Unique design-high quality clips to advance short circuits. The panel is well packaged in a firm box, avoiding crashing.

Specifications:
Maximum Power (Pmax): 5W
Open-circuit Voltage (Voc): 22.41V
Short-circuit Current (Isc): 0.3A
Maximum Working Voltage (Vpm): 17.9V
Maximum Working Current (Ipm): 0.28A
Dimension
Net Weight: 0.76lb ( 345g )
Size: 8.07inch*9.25inch ( 20.5cm*23.5cm )

Package Included
1 * 12V 5W Solar trickle charger with 57inch (145cm) cord
1 * Alligator clip adapter with 22.8inch (58cm) cord
4 * PVC Suckers

Note:
1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.
2. Please allow slight manual measurement deviation for the data.