Product information: 
 Material: Aluminum 
 Power source: lead-acid battery 
 Light source form: LED 
 Style: A: 18W (both above and below water can be used), 5 meter wire with only clip (blue shell), B: 18W (both water and underwater can be used), 7.5 meter wire with clip cigarette lighter (blue shell), C: 45W (only for underwater use), 5 meter wire with clip only, D: 45W (only for underwater use), 7.5 meter wire with clip cigarette lighter, discount for more than 20 
 Color: green light