433Mhz Universal Radio Receiver Relay Remote Control Switch DC 12V 4CH Relay Receiver Module+RF Remote Controller Transmitters Internet & Media Streamers two wheels with only one

two wheels with only one UNO board is easier to assemble

4G Band Details 2G:GSM 900/1800/1900MHz 3G:WCDMA 850/900/1900/2100MHz 4G:FDD-LTE B1:2100/B3:1800/B5:850/B7:2600 Data Transfer GPRS

or USB port power supply (5V DC adapter or USB from PC)

Brand ChuangZhuo Model Mega2560 R3 Quantity 1 Piece Color Black Material CCL Chipset ATmega2560-16AU English Manual / Spec No Other Features Arduino Mega is an ATmega2560-16AU as the core of microcontroller development board

433Mhz Universal Radio Receiver Relay Remote Control Switch DC 12V 4CH Relay Receiver Module+RF Remote Controller Transmitters Internet & Media Streamers two wheels with only oneEA0004855 Specifications: 1. Input Power: DC12V 2. RF Frequency: 433Mhz 3. Standby Current: 5mA 4. Match Mode1527 code 5. Receiver sensitivity: 104dbm 6. Remote Distance: 50 80m 7. Operation mode: Momentary Mode,Toggle Mode,Toggle Mode 8. Output : NO , NC , COM 9. Modulation mode: ASK 10. Working temperature: 15 ~ +75C Instruction: Clearing All Stored Transmitters: Push the learning button on the receiver 8 times , and the codes will be cleared .