We have new refurbished Antminer S19 & Antminer S19j Pro miners in stock - priced from €570 and €690 for an ROI that’s hard to beat 🔥 Head to ➡️ http://21energy.com to secure yours. #mining #bitcoin #limitedstock #miners #s19

New batch of miners just arrived! Getting ready for heating season 🔥 #ofen2outnow

Harald Rauter, our CGO moderating a panel on the main stage at @BTC Prague right now. Come by! #21energy #bitcoinheating #mining

We are now on Nostr yayy! Check out our new drop: The slim wall-mounted Ofen 2. Whisper-quiet, sleek design and plug & play – comfort without compromise.🔥 @BTCPrague #btcprague #ofen2