Specifications:
Working voltage: 1.5V
Working current:
Connection Type: USB
Input: 5V-100mA(Min)
USB cable length: 3.3 ft
Touch column height: 3.5mm (excluding Red cap)
Size: L2.48 x W1.57 x H0.31 inches (L63 x W40 x H8mm)
Note: You can customize the height of the touch column. Please contact SurnQiee.