[Brand] Doc.Johnson (United States) 

【Ingredients】 UR3 (an artificial skin material) + electronic parts 

[Specification] a / box， total length 23 cm， the effective length of about 17.5 cm， circumference 17-18 cm in diameter that is approximately 5.2-5.6 centimeters (more than the size of my shop measurements are non-manufacturers to provide data， there will be slight error) 

[Color] As shown， multicolor random shipments 

[Power] to use two AA batteries (sold separately) 

[Origin] United States