Renkforce Jumper Links Jumper cable 619583 - Renkforce RF-4499440, The Renkforce USB/TTL Jumper cable RF-4499440 enables easy connection between a computer's USB port and a Raspberry Pi®. Featuring a 1-metre length and four wire jumper sockets, it facilitates data transmission and device communication setup. Ideal for programming and debugging applications, this cable is versatile for Raspberry Pi® projects. Renkforce RF-4499440 USB/TTL Jumper Cable 1m for Raspberry Pi® Power Supply