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Model: JDM-1
Upgraded simulation variable system, the speed of the excavator can be determined according to the size of the remote control joystick movement by the operator. The reversing valve with overflow function in the middle position, when there is no movement, the high-pressure oil flows directly back to the tank, and when any of the arm and arm bucket moves, the overflow valve closes to generate pressure. Improved control performance and extended battery life, smoother three-axis linkage, no high temperature at 4.5MPA system pressure, all-metal 1:12 hydraulic excavator model, surface paint, packed about 25 kg, travel and turntable are motor-driven, arm bucket is hydraulically driven, high-brightness headlights, system pressure upgraded to 4.5MPA (can be adjusted from 0 to 4.5), 9-channel remote control, full set does not include batteries.
All-metal body, net weight 38 catties, total length 1115, width 250, height 840 (MM)
Packaging size 980*445*350MM
Use brushless motor as oil pump drive motor, oil pump limit pressure 8MPA, machine working pressure 2.5-3.5MPA, turntable can rotate infinitely, crawler dual-channel operation, main power supply supports up to 14.8V
Lithium battery can use 3S
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