The reason is:
Product Features:
- Synergic setting: The wire feed speed and current will be auto fitted by input voltage.
- Manual setting: The wire feed speed and current can adjust by welding data.
- Digital Screen:The voltage and current are displayed in the panel
- Can be used with MIG gun with graphite wire feed tube for aluminum function
- Up to 250 A output that allows to weld mild steel up to 9/32 in plate.
- Certificated by ETL: Intelligent protection includes over-voltage, over-current, over-heat protection.
- 2T/4T Operation (2 steps or 4 steps of welding) and inductance(soft to hard on arc sparking)Compatible with WP-17V 35-50 (not included inside product)
- Non noise: built with thermal original chip,the fan will not start until the temperature gets high.
- 2 Wire feed Rolls included
- U type wire roll is used for aluminum welding wire
- V type wire roll is used for solid welding wire









1. 60 days free store warranty:
All our product offer 60 days free warranty time,during this period,if our item got quality problem.We will exchange or replace item for customers without any fee.
2. 2 year store warranty:
All our product got 1 year store warranty,after 60 days free store warranty.During this time,if our item got quality problem,we can offer exchange or repair.But buyer need to pay the ship back fee when we pay the re-ship fee.
3. 30 week Return:
All our item offer 7 days return peroid,defective or non-defective.Return must include all original package and accesorries,item must in good condition.
Defective item: customers first pay the shipping fee and ship back the item,we check and confirm,then we will offer full refund and the ship back fee.
Non-defective item: 30 days Unconditional return,buyer need to pay the ship back fee,and we will offer refund your payment,but not include shipping fee.
4. Please do contact us first by ebay message before any return.

