Continuous ink supply systems with new auto reset chip, works with Epson T60 1390 printers. For printer cartridges: T0851N,T0852N,T0853N,T0854N,T0855N,T0856N T0851,T0852,T0853,T0854,T0855,T0856

@Head-shake Calculator@12-DIGITS CALCULATOR@TWO WAY POWER@SILENT TOUCH@DURABLE PLASTIC KEY@BEST VIEW@LARGE DISPLAY@SIZE: 201*150.5*23mm@NET: 230g@W. T.: 277.5g

12-Digit Calculator@Dual power(battery and solar)@Best view@Large Display@Profit Margin %@size: 170*126*47.5mm@N. W: 173.5g@G. W: 253.5g

Scientific calculator @240 science count and statistic functions @2-line big display @plastic keys @10+2 digits @2-tier display shows formulas and rdsults simultaneously @standard deviation @regression analysis @Durable keyboard @9 memories function@power

@12-Digit Calculator@Dual power(solar & battery)@Best Visual with Large Screen@Profit Margin %@size: 188*148*40.5mm@N. W: 244.5g@G. W: 325gProvide OEM service

@Multi-Foreign currency rate exchange function calculator@Biggest Screen@Sensetive touch@Dual power (solar & battery)@Rapidly action@12digits @SIZE: 187*149*50mm@NET: 268g@W. T.: 348g@W. T.: 348gEuro currency exchang rateProvide OEM service.

@Big screen@8-DIGIT CALCULATOR@Double electronic and solar power@DUAL LEAF@Durable Rubber Keys@Profit Margin %@SIZE: 91*55*13.5mm@NET: 51.5g@W. T.: 70.5gProvide OEM service.

@TAX FUNCTION CALCULATIONS@EXTRA BIG DISPLAY@SILENT TOUCH@BOTH ELECTRONIC AND SOLAR POWER@DURABLE PLASTIC KEYBOARD@12-DIGIT@SIZE: 174*101*21mm@NET: 173G@W. T.: 252gProvide OEM service.

@12-Digit Calculator@Two way power(both electricity and solar)@Big Screen@Best Perspective @Large Display @Profit Margin %@size: 144.5*120*49.5mm@N. W: 131.5g@G. W: 178.5gProvide OEM service

TAX FUNCTION CALCULATION·EXTRA BIG DISPLAY·SILENT TOUCH·DUAL POWER (SOLAR & BATTERY) ·KEY ROLLOVER·12-DIGITS·SIZE：187×149×50mm·NET：268g·W.T.:348g