Woooooooow very very good and very good product im so happy and packaging super
I have make a remote control car
Product worked well for my Linux pc, no drivers needed, simple installation.
    
ARM-JTAG-20-10 Plug-in Adapter for JTAG 20-Pin to 10-Pin with 20 cm Cable - 7Semi
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| Specification | Details | 
|---|---|
| Brand | 7Semi | 
| Input Connector | 20-pin (0.1" pitch) JTAG | 
| Output Connector | 10-pin (0.05" pitch) JTAG | 
| Compatibility | ARM-USB-OCD, ARM-USB-TINY, Segger JLINK, and other JTAG/SWD programmers | 
| Standard | Follows official ARM JTAG layout | 
| Dimensions (LxWxH) | 2.7 x 2.5 x 0.5 cm | 
| Weight | 9 gm | 
| Cable Length | 20 cm (0.05" pitch ribbon cable) | 
This product comes with a 1-year manufacturer warranty from the date of purchase, covering manufacturing defects only.
The product shows signs of physical damage, mishandling, exposure to water/moisture, fire, natural calamities, unauthorized repairs, improper storage near heat or direct sunlight, or alteration in any way.