Crawler Excavator 1:22 2.4G Remote Control 11 Passes 4-in-1 Interchangeable Device Rotate 680° Spray Sound Light Dump Trailer Analysis Process:1. Retain the core product name "crawler excavator" and remove the modifier "engineering vehicle/workbench"2. Ex

▸ Core configuration: quad-core ARM Cortex-A55 processor @ 1.8GHz
▸ Storage specifications: 2GB DDR4 RAM + 16GB eMMC
▸ Video interface: HDMI 2.0b support 4K@60Hz
▸ Network protocol: dual-band WiFi 5 + Gigabit Ethernet
▸ Accessories composition: host ×1 | Power adapter ×1 | HDMI cable ×1