MIKEL ARTETA is plugging his players into a GPS network - to spy on their fitness levels during the coronavirus lockdown.
Having already used GPS vests in normal training, the Gunners are now wearing trackers to monitor their individual regimes at home.
⚠️ Read our coronavirus live blog for the latest news & updates
It means Arsenal's fitness department can closely analyse the results as players try to maintain as much sharpness as possible.
Defenders Sead Kolasinac and David Luiz are among many Gunners who pretty much have home gyms.
So Arteta is confident he can trust his squad to stick to the training programmes they were given when match action was suspended last month amid the Covid-19 pandemic.
Football.london says Arsenal have joined a handful of Premier League rivals, including neighbours Tottenham in installing a hi-tech system.
CORONAVIRUS CRISIS - STAY IN THE KNOW
Don't miss the latest news and figures - and essential advice for you and your family.
To receive The Sun's Coronavirus newsletter in your inbox every tea time, sign up here.
To follow us on Facebook, simply 'Like' our Coronavirus page.
Get Britain's best-selling newspaper delivered to your smartphone or tablet each day - find out more.
Spurs are thought to be teaming up with STAT Sports so that player data can be sent back to the club via an app.
Jose Mourinho's men have also united for some training sessions by using video conferencing platforms like Zoom.
But Prem clubs' fitness experts are realistic about what can be achieved in limited space.
So most are focusing more on strength and conditioning, rather than hoping players can replicate ballwork or sprinting.
Meanwhile Manchester United and Barcelona have reportedly joined Arsenal in chasing Real Madrid starlet Cesar Gelabert.
AS say the Spanish attacking midfielder, 19, could make a shock summer exit.