LocoFi'ed ScaleTrains HO Scale GE Tier 4 GEVO ET44C4 Burlington Northern Santa Fe #3712  "H1" Scheme diesel locomotive equipped with LocoFi 3 (DULLHB).
 
Introduced in 2012, General Electric’s ET44 GEVO Series represents the latest in diesel-electric locomotive technology. Nearly every Class I railroad in the United States and Canada roster the GE Tier 4 GEVO.
 
Features:
New paint scheme
Era: 2017-present: built 2017
HypoTypical™ BNSF Heritage 1 Scheme
Fully-assembled
Multiple road numbers
Prototype BNSF ET44s do not have ground lights
Operating LED front, rear
Operating LED front deck mounted ditch lights
Printed and LED lighted number boards
Semi-scale coupler buffers equipped with durable metal semi-scale standard Type E knuckle couplers
Multiple unit (MU) cable with attachment chain
See-through round-hole stepwell steps
Walkway with front anticlimber
GE “nub” pattern walkway tread
Sand box clean out door with knuckle buster latch
Narrow profile end handrails
Front nose headlight
Nose door with window
Cab without barrel bolt latches on subbase doors
Detailed cab interior with separate floor, rear wall, seats, and control stand
In cab grade crossing camera mounted on right side
Tinted cab side windows
Tall mirror mounted in front of sliding cab side windows on both sides; additional small mirror on right side
Cab roof JEM Communications PTC antenna farm
See-through dynamic brake exhaust
Left side dynamic brake cab: X panel front and dual blower dynamic brake with flush exhaust
Etched metal see-through dynamic brake intake grilles with blower motors visible inside
Right side dynamic brake cab: X panel door, small grille, door with grille, and door with grille
Early production engine cab (long hood) with square exhaust compartment roofline
Lost wax brass cast Nathan AirChime K5HLR2 horn mounted on engine cab roof 
Separate exhaust stack
40 individually applied etched metal see-through radiator intake and exhaust grilles on sides and top of radiator compartment
Standard production radiator door grilles
Raised center brake wheel
Accurately profiled frame with separately applied plumbing and traction motor cabling
“C4” A-1-A trucks with idler center axle
Prototype equipped with a weight management system for optimum adhesion control
Separately applied details include additional truck side frame cylinders, air piping, cam details, and control boxes mounted on sidesills
AEI tag mounted on right sidesill
5,300 gallon fuel tank with external waste retention tank
Dual fuel fills per side
Factory-applied wire grab irons, snowplow with grab irons, spare knuckles, trainline hoses with silver gladhands, 3-hose MU clusters with silver gladhands, uncoupling levers, windshield wipers, mirrors, sunshades, air dryer, air tanks, fuel tank mounted electronic bell, and more
Motor with 5-pole skew wound armature
Dual flywheels
All-wheel drive
All-wheel electrical pick-up
Directional LED-illuminated headlights
Printing and lettering legible under magnification
Operates on Code 70, 83, and 100 rail
Packaging safely stores model
Minimum Radius: 18”
Recommended Radius: 22"
 
Here's the link to the original product: https://www.scaletrains.com/rivet-counter-hypotypical-ho-scale-et44c4-bnsf-heritage-i.html
 
LocoFi'ed Series introduces the most popular and well-known locomotives and trains to modelers, now equipped with LocoFi™ modules to enable it to run on DC, DCC or deadrail layouts, with no additional wiring or equipment installation required. All you need is an Android / Amazon Fire device - cellphone or tablet (no Internet required) with LocoFi™ app installed, available for FREE on Google Playstore / Amazon Appstore. If you are new to LocoFi™, and would like to see if it is for you, then LocoFi'ed Series offers the perfect chance to try it out.
 
This is a one time opportunity to own a customized LocoFi'ed ScaleTrains HO Scale GE Tier 4 GEVO ET44C4 Burlington Northern Santa Fe #3712 "H1" Scheme diesel locomotive equipped with LocoFi 3 (DULLHB). Pre-installed LocoFi'ed Series are rare and limited in number, hand soldered with care and attention to detail, with highest level of craftsmanship and technique, in the USA.
 
The LocoFi module is pre-installed. Simply install the app, connect and run!
 
Please reach out if you have any questions.
 
Technical Specifications
Input Power Type: Clean (NOT pulsed) DC, DCC or battery - Yes, an old laptop adapter laying around is ideal
Input Voltage: 7V - 24V - Wide input voltage range
Current Rating: 1.5A (1A motor) - High amperage decoder
Motor Operating Voltage: Same as input voltage
WiFi Spectrum: b/g/n (2.4 GHz)
Smart Devices Supported: Android
Speaker with custom tuned enclosure included
Sound Scheme: Diesel; 8-bit 16kHz; .WAV; 3 channel polyphonic; stored on pluggable microSD to easily load custom sounds
Supported Sounds: Engine Startup, Idle, Shutdown, Horn and Bell
Lights: Front and Rear, LEDs, On / Off, 10mA max on each output; resistors onboard
Other: Onboard capacitor for typical dirty track issues
Supported OS: Android 5.0+, Fire 5+