This is no neutral and neutral needed dual mode version
 
Tasmota Touch Wall Switches
 
Total local control with quick setup and updates. Control using MQTT, Web UI, HTTP or serial. Automate using timers, rules or scripts. Integration with home automation solutions. Incredibly expandable and flexible.
 
Neutral line required
Input Voltage AC 100-240V 50/60HZ
Load: max 600W/gang
Life Time: 100000 times
Working Temperature: -20℃~50℃
Wireless: WiFI 802.11 b/g/n
Hub Requirement: No
Certification   CE, ROHS
 
 
1 GANG:

GPIO# Component
GPIO0 LedLinki
GPIO1 None
GPIO2 None
GPIO3 Button1
GPIO4 None
GPIO5 None
GPIO9 None
GPIO10 None
GPIO12 None
GPIO13 Relay1
GPIO14 Led1
GPIO15 None
GPIO16 None
FLAG None

2 GANG:

GPIO# Component
GPIO0 LedLinki
GPIO1 Led2
GPIO2 None
GPIO3 Button1
GPIO4 Relay2
GPIO5 Button2
GPIO9 None
GPIO10 None
GPIO12 None
GPIO13 Relay1
GPIO14 Led1
GPIO15 None
GPIO16 None
FLAG None


3 GANG

GPIO# Component
GPIO0 LedLinki
GPIO1 Led3
GPIO2 None
GPIO3 Button2
GPIO4 Relay2
GPIO5 Button3
GPIO9 None
GPIO10 None
GPIO12 Button1
GPIO13 Relay1
GPIO14 Led2
GPIO15 Relay3
GPIO16 Led1
FLAG None
 
4 gang
 
GPIO# Component
GPIO0 LedLinki
GPIO1 Led3
GPIO2 None
GPIO3 Button2
GPIO4 Relay2
GPIO5 Button3
GPIO9 None
GPIO10 None
GPIO12 Button1
GPIO13 Relay1
GPIO14 Relay4
GPIO15 Relay3
GPIO16 Button4
FLAG None