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1)High quality assurance,JACA 100% manufacture from factory.
2)If there is a quality\'s problem of the products,manufacturers support to replace after confirm.
3)Our products are accurately described,100% real shot pictures.
4)We can provide professional online technical support services,time is 09:00 am~9:00 pm.
5)Our products guarantee environmentally
REFURBISHED PRINT HEAD
Shipping free By Singapore Post Int\'l Register Air Mail. 564 5 slot Print Head CB326-30001 for HP PhotoSmart Printer B8500 B8550 B8553 564 5-slot Print Head CB326-30001 for HP PhotoSmart Printer C309 C310a C510a PRINTHEAD Printhead CB326-30002 5 SLOT PRINT HEAD CN642A for HP564XL
A4988 Stepper Motor Driver Module with Heat Sink for 3D Printer RepRap StepStick
Machine patch production, PCB copper 2oz (copper thickness of 70um, the general is 35um), high copper content, good heat dissipation
Suitable for 8V-35V 2A or below stepper motors
There is only simple step and direction control interface
Five different step modes: full, half, 1/4, 1/8, 1/16
Adjustable potentiometer can adjust
If the buyer found the item was defective when the items arrived, we would accept refund or replacement of the item. The buyer should notify us within 3 days of receipt to gain the Return or Replacement Authorization. Shipping charges are nonrefundable.
Please consult customer service for details.
1. All of products must be strictly checked before sending to you.
2. Defective rate is less than 0.3%.