Features: 
100% brand new and high quality, shrinkage ratio 3:1. 
Kuzavtye standard crimp and then seal heat shrink butt connectors. 
Guaranteed to hold the strong crimps. 
Dual-walled design, Excellent stretch and mechanical damage resistance, high elasticity keeps steady performance.
Ideal translucent provides tensile strength, allows visual inspection, prevents corrosion, and provided a waterproof seal.

Specification: 
Red connector : Suit Cable / Wire Size 0.5-1 .5mm² 22-16 AWG
Blue connector: Suits cable/ wire sizes 1.5-2.5mm² 16-14 AWG
Yellow connector : Suit Cable / Wire Size 4.0-6.0mm² 12-10 AWG
Material: PE+Copper
Color: Red, Blue, Yellow

Package includes: (The items you select !)
Quantity: 50/100/200   /300/400pcs (Selectable !)

200pcs x Heat Shrink Butt Connector（100x Blue + 100x Red） 
200pcs x Heat Shrink Butt Connector（90x Blue + 90x Red + 20x Yellow） 
240pcs x Heat Shrink Butt Connector（100x Blue + 100x Red + 40x Yellow）
300pcs x Heat Shrink Butt Connector（100x Blue + 100x Red + 100x Yellow）
400pcs x Heat Shrink Butt Connector（200x Blue + 200x Red）
400pcs x Heat Shrink Butt Connector（180x Blue + 180x Red + 40x Yellow）

Note:
Please allow 1-5mm errors due to manual measurement.
Item color displayed in photos may be showing slightly different on your computer monitor since monitors are not calibrated same.