SIM 800A GSM Modem with SMA Antenna 12V STC-3028 Dual Digital Thermostat Temperature Humidity Control Separable Power Supply (JD-VCC Jumper):
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Shipping Estimate
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- USA
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- USA
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Ships within 48 hours · Estimated delivery Oct 22 - Oct 27
Description
SIM 800A GSM Modem with SMA Antenna 12V STC 3028 Dual Digital Thermostat Temperature Humidity Control Separable Power Supply (JD VCC Jumper): Separable Power Supply (JD VCC Jumper): Isolate relay coil power from MCU logic power by removing the JD VCC jumper and using an external 5V supply critical for stable 1V 1200mAh specification makes it compatible with most Witty Fox devices Fast shipping Perfect for hobbyist projects
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
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