Boshite TD-2B 5V 5V Single Screw Overlock Mounted LED Strip Light 5V .5W This is High-performance LED lamp, Save 90% energy compare to traditional fluorescent lights. 5V single strip of 2 LED lights screw mounting. This light can only be used with our Jack servo motors model JK511A, JK513A, JK561A, JK563A. Technical Specification Model Boshite TD-2B Mount ingle Screw Overlock Mounted Power 0.5W Voltage 5V Frequency 50/60Hz Link Connection - Jack servo motors model JK511A, JK513A, JK561A, JK563A. Application Overlock Machinery