ESP-01/01S Relay Module V4.0 — RF switch / relay
ESP-01/01S Relay Module V4.0 — RF switch / relay。售价 0.70 USD，当前有货，SKU NULL，归类于 PCBs – Breakout Boards – DIY Kits，页面可抽取 2 项量化参数。
- SKU
- NULL
- Price
- 0.70 USD
- Stock
- 有货
- Category
- PCBs – Breakout Boards – DIY Kits
适用场景 (Applicable scenarios)
- 射频 / 微波系统集成：测试测量、通信基站、雷达与卫星链路
核心参数 (Core specifications)
- 价格 / Price：0.70 USD
- Operating voltage：5VDC
- Size(LxW)：38x26mm
竞品对比 (Competitor comparison)
- 本站现价 0.70 USD；同级竞品报价需商家提供后补全
- 可核对型号 SKU：NULL，便于与竞品逐项对照
- 已公开 2 项量化参数（见上节），可直接与竞品同参数比较
- 待商家补充：原厂/第三方参考价与差异结论
常见问题 (FAQ)
ESP-01/01S Relay Module V4.0 多少钱？ / How much does it cost?
ESP-01/01S Relay Module V4.0 现价 0.70 USD，库存状态：有货。
ESP-01/01S Relay Module V4.0 的 SKU / 型号是什么？ / What is the SKU?
SKU：NULL。
ESP-01/01S Relay Module V4.0 的核心参数有哪些？ / What are the key specifications?
Operating voltage：5VDC；Size(LxW)：38x26mm。
ESP-01/01S Relay Module V4.0 属于哪个类目？ / Which category is it in?
类目：PCBs – Breakout Boards – DIY Kits。
ESP-01/01S Relay Module V4.0 适合哪些使用场景？ / What is it used for?
RF switch / relay 相关场景：射频 / 微波系统集成：测试测量、通信基站、雷达与卫星链路。
This ESP-01S Relay Module based on AI-Thinker ESP-01/01S WIFI module, we use the GPIO0 of ESP-01/ 01S to control the relay by low level. It’s easy to DIY your smart switch to any device by your phone anywhere with this smart relay.
Specifications
Operating voltage: 5VDC
Communication: ESP01 or ESP 01S WiFi module
Transmission distance: the maximum transmission distance is 400m (open environment, mobile phone equipped with WiFi module)
Size(LxW): 38x26mm
Tutorial Click Here
More Information
Same Spec Items
A-4234
SKU
A-4366
Manufacturer
100 Electronics
MPN
ESP-01/01S Relay Module V4.0
Can be used with
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