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Larger display makes more data easier to read.
Two-way power (Solar + Battery)
Solar powered when light is sufficient, battery powered when light is insufficient.
Key rollover
Key operations are stored in a buffer, so nothing is lost even during high-speed input.
Plastic keys
Designed and engineered for easy operation.
Durable metal Faceplate
Tough cover stands up to rough treatment.
Regular percentage calculations.
All the mark-up capabilities of an adding machine for simplified cost and profit calculations.
© 2007-2024 S&D STATIONERY CO. 版權所有,並保留所有權利。 Based on ecshop v2.1.5Desinger:Marco Hu |