- Enquiry2
This conversion circle is made out of 5/8″ thick, durable, black rubber. Converts any surface to a discus circle. Ideal for training or used as a temporary competition circle. Comes in 6 pieces.
















The Arduino Ethernet is a microcontroller board based on the ATmega328 (datasheet). It has 14 digital input/output pins, 6 analog inputs, a 16 MHz crystal oscillator, a RJ45 connection, a…
RF24L01B low power wireless module, use NRF24L01 chip from Nordic, 2.4G lisence-free ISM band, highest working data speed is 2Mbps,