This is the Traxxas Rustler 4X4 BL-2s Brushless 1/10 RTR Stadium Truck (Blue) w/BL-2S ESC, TQ 2.4GHz Radio.

Features:
Clipless Body
Tough front and rear bumpers
Reinforced inner cage
Rugged roof rollover protector
Quick and easy removal
Holds tight for intense action

Extreme Heavy Duty Upgrade Kit Installed
Strengthened C-hubs, axle carriers, and steering blocks
Extreme heavy duty driveshafts
Oversize diameter
6 mm axles
Steel wheel hexes

TQ™ 2.4 GHz Transmitter
Full-size 2-channel transmitter
All-day comfort with precise long-range control

BL-2s™ Waterproof Electronic Speed Control
Heat sink accepts accessory cooling fan
Three Programmable Drive Profiles
Sport Mode - Forward / Brake / Reverse
Race Mode - Forward / Brake
Training Mode™ - 50% Forward / Brake / 50% Reverse (patented)
Traxxas EZ-Set® one-button setup
Built-in two-stage low-voltage detection for LiPo batteries
NiMH battery packs: 6-7 cells (7.2 to 8.4 volts)
LiPo battery packs: 2 cells (7.4 volts)

BL-2s Brushless Motor
Integrated cooling fan
Low-maintenance design
Efficient ball bearings
3300 kV

Steering
Chassis-mounted 2056 servo
Dual bellcrank design with integrated servo saver

Chassis
Modular composite tub design
Secure battery hold-down latch
Low-CG design
High-angle bumpers

Suspension
Heavy duty suspension arms
Oil-filled Ultra Shocks™
White powder-coated springs

Drivetrain
Full-time shaft-driven 4-wheel drive
Oil-filled steel gear front and rear differentials
Large 32-pitch steel spur gear

Wheels and Tires
2.8″ gray RXT wheels
All-terrain Talon™ EXT tires
Rubber-Sealed Ball Bearings
Precision Hex Hardware

Specifications:
Model Name: Rustler 4X4 BL-2s
Model Type: Stadium Trucks
Model Skill Level: 1
Scale: 1/10
Weight: 5.13 pounds (2.33 kg)
Length: 18 inches (457 mm)
Width: 12.94 inches (329 mm)
Front Track: 12.94 inches (329 mm)
Rear Track: 12.94 inches (329 mm)
Height: 6.35 inches (161 mm)
Wheelbase: 11.6 inches (295 mm)
Center Ground Clearance: 1.10 inches (27 mm)
Drive System: Shaft-driven 4WD
Drivetrain: Shaft-driven 4WD
Differential Type: Hardened steel bevel, sealed, limited slip
Gear Ratio (Internal): 12.81:1
Gear Pitch: 32 pitch
Servo(s): 2056 high-torque waterproof
Radio System: 2.4 GHz 2-channel radio
Battery Compartment Specs: 162 mm X 50 mm X 25 mm

Motor Specifications:
Motor Name: BL-2s 3300 kV
Motor Type: Sensorless brushless
Motor Weight: 7.51 ounces (213 g)
Motor Length: 3.15 inches (80 mm)
Motor Diameter: 1.42 inches (36 mm)
Motor Shaft Size: 3 mm
Motor Connector Type: Traxxas Quick Connect Motor Plug

ESC Specifications:
ESC Name: BL-2s Electronic Speed Control
ESC Type: Brushless
ESC Case Size: 1.53″ (39 mm) x 2.31″ (59 mm) x 1.21″ (31 mm)
ESC Weight: 3.07 ounces (87 g)
Motor Connectors: Traxxas Quick Connect Motor Plug
Battery Connectors: Traxxas High-Current Connector

Includes:
(1) Rustler 1/10 4X4 Brushless RTR Stadium Truck
(1) User Manual

Needed to Complete:
(1) 6-7 Cells NiMH or 2-Cell (2S) LiPo Battery w/iD Connector
(1) Compatible Battery Charger
(4) (AA) Batteries for Transmitter