Nippon Solar Powered 12Volt Trickle Charger Black. 5 watt 12 volt solar powered trickle battery charger. Prevents 12 volt batteries from self-draining during periods of non-use. Built-in diode prevents reverse charging. Blinkin blue LED charge indicator Interchangeable 12 volt outputs - alligator clips & lighter plug (must be disconnected when starting car). Has 4 suction cups to mount to the windshield - can be wall mounted using keyhole slots. 14in x 5in x 1/2in Specifications for Nippon Solar Powered 12Volt Trickle Charger: Manufacturer: Nippon Color: Black Features of Nippon Solar Powered 12Volt Trickle Charger: 1.5 watt 12 volt solar powered trickle battery charger. Prevents 12 volt batteries from self-draining during periods of non-use. Built-in diode prevents reverse charging. Blinkin blue LED charge indicator Interchangeable 12 volt outputs - alligator clips & lighter plug (must be disconnected when starting car). Has 4 suction cups to mount to the windshield - can be wall mounted using keyhole slots. 14in x 5in x 1/2in Package Contents: Nippon Solar Powered 12Volt Trickle Charger Nippon TPS946: Solar Powered 12Volt Trickle Charger Black