Solar Battery Maintainer Use solar energy to reduce energy consumption and effectively prevent battery damage. Say goodbye to high electricity bills with wide application product. Protect your batteries and save energy with ease! Specification: Maximum energy (pmax): 5W Working voltage (voc): 12V Short circuit current (isc): 0.3A Maximum current (impp): 0.5A Product Size: Solar panel size: about 32x12cm/12.6x4.72 inches Applicable type: suitable for all rechargeable 12v/24V batteries Packing List: Solar Panel *1 *1 Alligator Clip *1 *1