The 7.5 VDC 1 amp Power Supply is recommended for programming SX chips.
Key Specifications:
- Power requirements: 100 to 240 Vac
- Communication: N/A
- Dimensions: 1.97 X 3.03 X 1.18 in (50.2 X 77 X 30 mm)
- Operating temp range: +23 to +104 °F (-5 to +40 °C)

Note: Parallax BASIC Stamp® Starter Kits DO NOT include a power supply. Each BASIC Stamp Starter kit page includes a link to the recommended power supply below the product description in the "Related Products" section. Please email support@parallax.com if you have any questions regarding the proper power supply for your project.
Downloads & Resources:
Power Supply Recommendation Chart