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- USA
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Ships within 48 hours · Estimated delivery Jun 22 - Jun 27
For Your Every Summer RSVP, with Code: SUMMER15
Description
Waveshare Connector Expansion Board for Micro:bit, I/O ExpansionOverview This is an edge connector expansion board designed for micro: bit, breakout the I O pins to 2. 54mm pitch pinheaders for easy use. Specifications Dimension: 82. 05mm x 36. 10mm Through holes diameter: 2mm Specification: Package Weight One Package Weight 0. 02kgs 0. 04lb One Package Size 10cm * 5cm * 2cm 3. 94inch * 1. 97inch * 0. 79inch Qty per Carton 960 Carton Weight 15. 00kgs 33. 07lb Carton Size 60cm * 40cm * 40cm 23. 62inch * 15. 75inch


Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.3 ★★★★★
Based on 1050 reviews
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Product Reviews
★★★★★ 5
works great
Size: 60 Count (Pack of 1)
helped with sleep
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 26, 2026
★★★★★ 5
Perfect
Size: 60 Count (Pack of 1)
Excellent quality! No side effects except for great drowsiness with just 1. Take 2 if you need to dream! Good night 💤 Best melatonin I’ve ever had.
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Reviewed in the United States on March 15, 2026
★★★★★ 5
Works great
Size: 60 Count (Pack of 1)
Great Stuff
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Reviewed in the United States on March 15, 2026
★★★★★ 5
2 mg perfect for me
Size: 60 Count (Pack of 1)
Easier to low dose
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Reviewed in the United States on April 12, 2026
★★★★★ 4
Good product
Size: 60 Count (Pack of 1)
Good product
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 22, 2025




