Metal Engine Model Kit, DIY V2 Cylinder Assembly Learning Display for Adults Teens Anodized Aluminum Stainless Steel 217 Pieces 215 x 135 x 210mm

Metal Engine Model Kit, DIY V2 Cylinder Assembly Learning Display for Adults Teens Anodized Aluminum Stainless Steel 217 Pieces 215 x 135 x 210mm

• [ADVANCED BUILD 217PCS] Designed for ages 14 and up this Level IV engine model includes 217 parts and about 3 hours of assembly offering a rewarding hands on project for teens and adults.
• [METAL CRAFTSMANSHIP] Made of anodized aluminum and stainless steel with CNC casting this model delivers a durable premium feel with crisp mechanical detail and display worthy texture.
• [WORKING MECHANICAL DESIGN] Features a double acting V type cylinder overhead camshaft synchronous cam drive crankshaft rod system and single intake exhaust valve structure for realistic study.
• [USB RECHARGEABLE POWER] Equipped with a 3.7V 500mAh lithium battery this engine model charges by DC5V in about 2 hours and runs about 1.5 hours for repeated desktop demonstration and viewing.
• [STEM DISPLAY GIFT] Combining mechanical learning artistic appearance and family assembly fun this desktop engine model makes an impressive gift for hobbyists students makers and engineering fans.