1. : 40pcs, 20 pair, 20pcs 4-pin 2.0mm female connection plug, 20pcs 4-pin PH 2.0 male connection plug. Suitable for use, easy to install. 2. LENGTH OF WIRE: Each adapter has two wires, and they are all similar. 150mm/5.9 inches in length, the cable wire type is 26 AWG. The specifications are general and standard, suitable for general use. 3. CABLE TYPE: 2mm-4P pitch(Pin / hole). For JST PH 4 pin -connector fits with plug, easy to install and use. Terminal spacing is 2.0 mm/ 0.08 inch, the pins are sturdy, will not loose easily. 4. Tinned copper wire, plastic head at each end. 5. HIGH QUALITY AND WIDELY USE: It adopts environmental protection materials, cold and high temperature resistance, , durable, widely used in electrical appliances, automobiles, robots, lighting, LED strips,toys, PCB control panel, speakers, audio, batteries, toys, household appliances, etc. Suit for batteries balance charger plug, for JST PH 2.0 4-pin connectors are good partners for helicopter, quadcopter, air plane, boat and car controller. Material:PVC lead-free polyvinyl chloride colour:Red+Yellow+White Package Contents: 20 * female connection plug 20 * male connection plug Only the above package content, other are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.