Feature: 1. High performance motor, can work for a long time without hot. 2. Standard interface, suitable for all interface hook line. 3. Replaceable eccentric wheel, convenient and easy to use and replace. 4. The body is made of alloy frame, which is durable. 5. Suitable for needle type: normal needle or needles (decided by handle). Specification: Condition: 100% Brand New Item Type: Machine Optional Color: Black, Green, Red, Blue, Purple Red Material: Alloy Interface: Suitable for needle type: normal needle or needles (decided by handle) Weight: 100 g / 3.5 oz(approx.) Starting Voltage: 3V Working Voltage: 6-9V Package List: 1 x Machine Note: Please test this machine under 10V voltage