dimension:54*44*38cm pcs/CTN: 12PCS/CTN cube:0.09m3 20''''FCL:7500pcs weight: 10kgs working time: up 8 hours(with full charged) technology specification: 1.solar energy battery:imported polycrystalline silicon solar energy battery sets 2.light source: one hight brightness LED 3.storage battery:one 1.2v 600mah rechargeable NI-MH battery 4.color of light:white,green,yellow or tri-color,seven colors are at customer''s option 5.environment temperature:-20C to 70C 6.material of body: plastic