Specifications:
Material: aluminum alloy+stainless steel
Process: Anodizing
Product size: 220 * 271 * 114 mm
Parts: 100 + pieces
Charging voltage: DC 5V
Lithium battery capacity: 3.7V, 800MAH
Charging time: 2 hours
Working time: 1.5 hours
Assembly time: about 2 hours
Assembly difficulty: Level III
Gift box size: 287 * 212 * 84mm
Weight: 0.6kg
Suitable age: over 14 years old

Specifications:
Material: Aluminum Alloy + Stainless Steel + Engineering Plastics
Process: Anodized
Product size: 247*94*227
Parts .: 219pcs
Charging voltage: DC 5V
Lithium Battery Capacity: 3.7V, 450mAh
Charging time: 2 hours
Working time: 1 hours                                            
Assembly time: 2 hours
G.W.: 1.3KG
Assembly difficulty: Ⅱ grade
Gift Box Size: 262*51*215mm
Suitable: above 14 years' old

Specifications:
Material: Aluminum Alloy + Stainless Steel
Process: Anodized
Product size: 128*51*190mm
Parts: 106 pcs
Working time/cycle: 5~10 mins
Assembly time: about 40 mins
Assembly difficulty: Ⅱ grade
Metal Box Size: 290*198*60mm
G.W.: 1.7KG
Suitable age: above 14 years' old

Specifications:
Material: Aluminum Alloy + Stainless Steel
Process: Anodized
Product size: 95*66*173mm
Parts: 67pcs             
Lithium Battery Capacity: 3.7V, 450mAh
Working time: 1.5 hours
Charging time: 2 hours                                            
Assembly time: about 1 hours
Assembly difficulty: Ⅱ grade
Gift Box Size: 213*86*130mm
G.W.: 0.8kg                                                    
Suitable age: above 14 years' old