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Sinotimer Power Monitoring DIN Relay
Model reference: TM608
Sinotimer

Available from:
Banggood.com
Aliexpress.com





Flashed with:
Serial port

GPIO #Component
GPIO00 Button1
GPIO01 None
GPIO02 None
GPIO03 None
GPIO04 BL0937 CF
GPIO05 HLWBL CF1
GPIO09 None
GPIO10 None
GPIO12 HLWBL SELi
GPIO13 Led1i
GPIO14 Relay1
GPIO15 None
GPIO16 None
ADC0 None
Template for Tasmota v9.1+
{"NAME":"TM608","GPIO":[32,0,0,0,2720,2656,0,0,2624,320,224,0,0,0],"FLAG":0,"BASE":18}
For more accurate energy consumption measurements this device requires power monitoring calibration.

No success with Tuya-convert. Opens relatively easy. Has a TYWE3S module inside. The TX/RX is unconnected so can easily be flashed via serial connection.