I have a Switch with only two wires. The smart switch wants a line and load. My assumption is this Switch is just breaking the circuit to the light so there is
Smart Light Switch, No Neutral Wire Required, 2.4GHz WiFi Wall Touch Switch Compatible with Alexa, US Standard Light Switch with RF433 Remote Control, Timer Schedule, Single Pole, 110V 1 Gang: Amazon.com: Tools
How to wire ZigBee Moes/Tuya 2-gang smart light switch? L2 just stays on - in the UK. : r/homeautomation
WiFi Smart Light Switch 1 2/3 Gang No Neutral Wire Required for Alexa Google APP | eBay
How a 2 Way Switch Wiring Works? | Two-Wire and Three-Wire Control
SW7-2: Gosund Dual Smart Dimmer Switch, controls 2 Lights separately including Ceiling Fan and Light, Control light switches by voice, by phone app, or manually, White Light Switch, 15A, 2 Pack - Walmart.com
Amazon.com: MOES WiFi Smart Light Switch No Neutral Wire, No Capacitor, No hub Required, 2nd Generation Single Live Wire Push Button, Tuya Smart Life App Remote Control Work with Alexa and Google
electrical - Wiring a GE smart switch in a box with 2 light switches sharing a neutral wire and switches sharing a hot wire on same circuit - Home Improvement Stack Exchange
ZigBee Glass Touch Light Switch|2 Way Black Smart Switch No Neutral – MOES
2 in 1 Smart Ceiling Fan Control and Light Dimmer Switch, Neutral Wire Needed, Single Pole 2.4GHz Wi-Fi Fan Light Switch, Work with Alexa, Google Assistant, Timer, No Hub Required: Amazon.com: Tools
How to Setup a 2-way / 3-way / X-way WiFi Light Switches for a Hallway Sonoff / Smart Life / eWeLink - YouTube
Kasa Smart 3 Way Switch HS210 KIT, Needs Neutral Wire, 2.4GHz Wi-Fi Light Switch works with Alexa and Google Home, UL Certified, No Hub Required, White,2 Count (Pack of 1) - Amazon.com
Smart Switch, Smart Light Touch Switch 2 Gang, Double Smart WiFi Light Switches, Smart Switch 2 Gang Compatible with Alexa and Google Home, Neutral Wire Needed, No hub Required (2Gang) - Amazon.com
wiring - How to wire 2 gang smart switch with two neutral wires and wire connecting both COMM - Home Improvement Stack Exchange