Hobbywing xerun axe plus r3 & axe 540l 2100kv r2 motor elevate your rc car with the hobbywing combo xerun axe plus r3 & axe 540l 2100kv r2 motor. Designed for enthusiasts seeking superior performance, this combo delivers unrivaled control and power. The xerun axe plus r3 esc ensures smooth operation and precise handling, while the axe 540l 2100kv r2 motor offers impressive torque and acceleration. Together, they redefine your rc experience, offering unparalleled performance and excitement. Features xerun axe plus r3 stronger performance thanks to foc (field-oriented-control) technology. Drag brake adjustable up to 200% for unparalleled holding power on slopes. Super bec with max. 6a and three voltage levels for using different servos. Waterproof and dustproof to ip67 standard. Smart torque delivery and speed control for easy control and constant speed under all loads. Built-in bluetooth module. Multiple controller protection functions including reverse polarity protection. Only compatible with xerun ax ""r2"" and ""r3"" motor series. Technical specifications xerun axe plus r3 type: brushless sensored foc current (cont. /peak): 135a / 600a cells: 2s-6s lipo motor limits: only supports xerun-axe ""r2"" and ""r3"" motor series axe r2: 540 / 540l / 550 axe r3: 4274 bec: 6v / 7. 4v / 8. 4v @ 6a (switch mode) waterproof: yes cables: 1x 12awg (black, 265mm), 1x 12awg (red, 265mm) fan: 25 x 25 x 10mm, powered by bec connectors: xt60 programming: per bluetooth and ""hw link""-app firmware upgrade: yes dimensions: 49. 5 x 37. 9 x 32. 8mm weight: 126. 5g application: 1/10, 1/8, 1/6 rock crawler features motor foc (field-oriented-control) for super linearity and high torque patented staggered pole rotor design for ultra-low torque ripple applicable to all weather and track conditions built-in high precision magnetic encoder technical specifications motor type: brushless foc pole: 4 kv rating: 2100kv lipo cells: 2s-3s no load current: 2. 7a outer diameter: 36. 0mm length: 57. 8mm shaft diameter: 3. 17mm shaft length: 15. 5mm weight: 212g application: 1/10 rock crawler (hw38020386)