Sharp Edge Tester meets the standard requirement of UL1439, and it is used for testing whether the sharp edge of the electrical products, such as computers, daily household appliances and electronic equipments, is hazardous to user in touchable places. 

Application method:

1.Put the pressure testing cap on the tester
2.Put the pressure testing cap closes to the tested edge and move the cap along the tested edge for 2 inches with a 0.68kg force, then return to the starting point. The whole distance will be 4 inches
3.After the movement, check the pressure testing cap
If the outermost 2 layers (the simulative skin) have been scratched off, the edge is considered as the sharp edge.

Parameter:
Standard: UL-1439
Volume: 184x 35x 52mm
Net weight: 132g

Package include:
1x Sharp edge tester
21x pressure testing caps
 
Contact Us:
1. We have always been trying to provide the best service and reliable products for every customer, however, accident may happen sometimes, please contact us to resolve any issue before leaving a negative feedback.
2. Please contact us by "Ask a question".

Shipping Policy:
1. We Will ship your orders within 2-3 business days after the payment received.
2. Item shipped via Singapore Post or HongKong Post , It takes about 7-14 business days (USA,CA,AU,UK).others country 10-20 business days(Brzil,India,RU),Exact delivery time depends on postal process.
3. If you do not receive your item by 30 business days,Please feel free to contact us via ebay mail system , we will try our very best to resolve any problems with you

Payment Method:
1.All payments must be prepaid.
2.We only accept payment via Paypal.Please kindly check if you can do the payment via paypal before placing an order.

Returns&Warranty:
1. We offer 30 days money back guarantee return policy .
2. Our warranty does not extended to any products that are physically damaged or that are not under normal operating conditions as a result of misuse or improper installation on the buyer/user's part.
3. For all returned products, buyers MUST contact us for the returning address.
4. In all cases, buyers pay shipping fees at their own cost to return products for exchange or refund. We will be responsible for the postage of replacements. Refund wil