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Sonoff S40 Lite WiFi Smart Plug: Wide Compatibility & Voice Control
Control your lamps, fans, or coffee maker from anywhere with the SONOFF S40 Lite Smart Plug. Use your voice with Alexa or Google Home to turn things on and off without getting up.
The eWeLink app lets you set schedules, so your lights turn on before you get home or your coffee starts brewing in the morning. Share access with family so everyone can control connected devices. No hub required—setup takes minutes with your existing Wi-Fi. This plug is ETL certified and built for everyday use, giving you real convenience without complexity.
Features
- APP Remote Control
- Share Control to Others
- Works with Alexa & Google Home
- Easy to Use
- Wide Compatibility & Voice Control
General specs
- Brand: Sonoff
- Model: S40 Lite
- Seller: Amazon
- ID: B09LV7K4DH
- Brand: SONOFF
- Model: S40 Lite
- Usage: Indoor
- App Name: eWeLink
- Hub Required: No
- Product Type: WiFi Smart Plug
- Certification: ETL Certified, A Certified for Humans Device
- Control Method: Voice Control, APP Remote Control, Share Control
- Current Rating: 15A
- : Yes
- Smart Home Compatibility: Amazon Alexa, Google Assistant, Google Home, IFTTT
- First listed by seller: May 19, 2026
If you are interested in more details, you can find full information on the seller's page.
Amazon live offers
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Offers updated: 8/31/26
Affiliate link. As an Amazon Associate I earn from qualifying purchases.
Shipping options
Delivery to 
United States
United States
Available
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Sonoff S40 Lite Wide Compatibility & Voice Control
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Sonoff S31 Lite ETL certified for safety
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| Brand | SONOFF | SONOFF | SONOFF | SONOFF | SONOFF | Generic |
| Model | S40 Lite | S31 Lite | S40 | S40 | S31 | |
| Color | ||||||
| Rating |
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| Price | €9.55 | €9.46 | €11.18 | €9.38 | €9.38 | €7.48 |
| Seller | Amazon | Amazon | Amazon | Amazon | Amazon | Amazon |
| Update | Jun 24, 2026 | May 29, 2026 | May 29, 2026 | Jun 24, 2026 | Jun 24, 2026 | May 29, 2026 |
| Hub Required | No | No | No | no | ||
| Product Type | WiFi Smart Plug | Smart Plug, Smart Outlet Switch | WiFi Smart Plug | |||
| App Control | eWeLink | eWeLink | eWeLink | |||
| Remote Control | Yes | Yes | via Smart Life/Tuya app | |||
| WiFi Frequency | 2.4 GHz | 2.4 GHz | 2.4 GHz | |||
| Energy Monitoring | Yes | Yes | Yes | |||
Sonoff S40 Lite Wide Compatibility & Voice Control
€9.55
Affiliate link. As an Amazon Associate I earn from qualifying purchases.
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