1. Weight: 3500g2. Material: plastic3. Dimensions: 60 x 8.5 x 42.5 cm4. Power supply: 5 x AAA batteries (not included)5. Number of building blocks (pieces): 800 pcs+6. Applicable age: 7-14 years old Specification: Package Weight One Package Weight 3.55kgs / 7.84lb One Package Size 61cm * 47cm * 12cm / 24.02inch * 18.5inch * 4.72inch Qty per Carton 5 Carton Weight 18.80kgs / 41.45lb Carton Size 63cm * 48cm * 60cm / 24.8inch * 18.9inch * 23.62inch Loading Container 20GP: 146 cartons * 5 pcs = 730 pcs40HQ: 341 cartons * 5 pcs = 1705 pcs