3V 7 Digits LED Display DIY Desk Calculator Kit for Soldering Practice

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About this item

• 1. Multifunctional STEM Learning Kit Upgrade your electronics skills with this 7-digit DIY calculator kit! Transparent acrylic case reveals circuitry, while oversized buttons prevent errors. Performs continuous calculations with decimals/negatives and decodes resistor color bands—soldering projects kit for beginners electrical STEM classrooms and class=\"a-spacing-mini\" style=\"box-sizing: border-box; list-style: disc; overflow-wrap: break-word; margin: 0px;\">2. Professional Soldering Practice Platform Clear PCB markings and through-hole components make this 1-2 hour project ideal for beginners (basic soldering skills required). Master circuitry principles through hands-on assembly—trusted by engineering students and maker workshops.
• 3. Smart Component Learning System Unique resistor value calculator eliminates multimeter needs. Deepen understanding of capacitors/resistors via interactive assembly—essential for electronics repair trainees and STEM educators.
• 4. Instant Desktop Productivity Tool Dual AA battery-powered calculator becomes your daily workstation companion. Transparent design doubles as educational display, perfect for labs, offices, and homework sessions.

Package included:1pcs 51 Singlechip 5V USB 7 Digits DIY Desk Calculator Kit(battery not included)
Shipping

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Country

Shipping Way

Shipping Time

Trackable

United States

USPS(ePacket)

7-18

Yes

Russia

China Post

15-35

Yes

Other Country

Economic Air Mail

15-40

No

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