Achoro 7 Ports USB 3.0 Hub - Triangle Aluminum Alloy - High-Speed USB Port Expander - Compatible with PC, iMac, MacBook, Windows, Desktop, and More – Computer Multiple USB HUB (Silver) Silver industrial Sharp EL-310WB Calculator

Sharp EL-310WB Calculator

SPST poles and throws

Driver Specs: The drive voltage is DC 4-6V

Power Reverse Connection Protection

It also makes an effective learning tool: include: 2 Pack - 3

Achoro 7 Ports USB 3.0 Hub - Triangle Aluminum Alloy - High-Speed USB Port Expander - Compatible with PC, iMac, MacBook, Windows, Desktop, and More – Computer Multiple USB HUB (Silver) Silver industrial Sharp EL-310WB CalculatorAchoro 7 Ports USB 3. 0 Hub Triangle Aluminum Alloy High Speed USB Port Expander Compatible with PC, iMac, MacBook, Windows, Desktop, and More Computer Multiple USB HUB (Silver) Description Premium Quality 7 Ports Superspeed Computer USB Hub. Aluminium Alloy Top Quality Material 3. 0 High Speed USB HUB Mechanism. Non slip pad Fuse 7 Extra USB Port HUB. Excellent Choice of Aluminium USB Hub home and business use. Effective and efficient operational