Spire iMouse M20R
If you want full freedom of movement, you should opt for a wireless mouse such as this one. If you're looking for a mouse for your child, this one could work very well.
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From Amazon
Adesso M20R WRLS Ergo Optical Mouse 6 Buttons Red
£19.79
Available pre-owned from £22.28
Ecprof
IMOUSEM20R - M20R Red Wireless Ergonomic Optical Mouse
£17.14
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