1 x DC 24V to 5V 5A Converter Step Down Regulator. over-voltage protection, over-current protection, overheat protection Short-circuit protection and automatic recovery.
The compact (0.4″ × 0.5″) D24V5F5 switching step-down (or buck) voltage regulator takes an input voltage between 7V and 36V and efficiently reduces it to 5V while allowing for a maximum output current of 500 mA.
The compact 46 x 32 x 18mm (1.8 x 1.26 x .71inches) voltage regulator is an excellent component to take 24 volts down to 12 volts.
900 MHz 5dBi Rubber Duck Antenna - SMA Male Connector
This is an Enclosed 4-wheel drive remote control robot kit. It uses four powerful wheelchair motors and the inside robot cavity has plenty of room for electronics.