1. 58mm ya 80mm
58mm: chhota, sasta (₹1,500-2,500), kirana/chhoti dukan ke liye — 32 characters ki line. 80mm: chauda (₹2,500-4,000), hardware/material dukan ke liye jahan item ke naam lambe hain aur GST ka breakup chahiye — 48 characters. Material dukan ke liye 80mm lo.
2. Connection: USB, Bluetooth ya WiFi
Computer se chalana hai to USB (sabse reliable). Phone/tablet se to Bluetooth. Ek printer par kai device se print karna hai to WiFi/LAN. Bluetooth printer phone ke saath field me bhi le ja sakte ho — site par bill de do.
3. Setup kaise
USB: driver install karo (printer ke saath CD ya website), Windows me "Printers" me dikhega. Browser se print karte waqt wo printer chuno, paper size 80mm set karo. Bluetooth: phone me pair karo, app se print. Paper roll 80mm × 50m, ₹40-60 ka.
4. Bill me kya dikhega
Thermal par logo (chhota), dukan ka naam-phone-GSTIN, bill number-date, grahak ka naam, items (naam, qty, rate, amount), GST breakup, total, received/balance, aur neeche "Thank you". Rang nahi, sirf black — layout simple rakho.
5. MaterialBill me thermal built-in
Har invoice A4 aur 80mm thermal dono format me — ek click. Receipts aur cash vouchers bhi thermal me. Browser se seedha print, alag driver software nahi chahiye. Phone se Bluetooth printer par bhi PDF share karke print ho jata hai.