4Pcs ESP8266 Serial Wifi Module ESP-01 Updated Wireless Transceiver Board 3.3V for Arduino ship04 This clock supports bonus/increment time

This clock supports bonus/increment time (also known as Fischer time) up to 59 seconds per move

the infrared emitting Components Can be Used Continuously and Normally When the Battery Provides Sufficient Charge

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4Pcs ESP8266 Serial Wifi Module ESP-01 Updated Wireless Transceiver Board 3.3V for Arduino ship04 This clock supports bonus/increment time4Pcs ESP8266 Serial Wifi Module ESP 01 Updated Wireless Transceiver Board 3. 3V for Arduino ESP8266 is a highly integrated chip designed for the needs of a new connected world. It offers a complete and self contained Wi Fi networking solution, allowing it to either host the application or to offload all Wi Fi networking functions from another application processor. Specifications: Serial UART baud rate: 115200 bpsInput power: 3. 3VI O voltage