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Parameters Description MCU nRF52840 LoRa Chip SX1262 Memory 1M ROM
Support DC 7~13V input
OV7740 datasheet
6-inch eDP Touch Display ×1
KST A20-4515 Brushless HV Phosphor Bronze Hardened Steel Gear Servo Module Parameters Description MCU nRF52840 LoRaThe KST A20 4515 Brushless HV Phosphor Bronze Hardened Steel Gear Servo is a high torque standard size servo for large big scale surface models and demanding RC control systems. KST positions it as a fast, powerful HV servo with an all aluminum housing for precise mounting and heat dissipation. Verified KST data lists a DC 6. 0V 8. 4V voltage range, up to 50Kgf. cm torque at 8. 4V, and 0. 13sec 60deg speed at 8. 4V. The specification confirms a
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