Tiny Trainer HD (3.5") Frame Kit

Props: 3.5"

Frame weight: ~55 grams

The ultimate 3.5" Racer !

Frame kit includes only carbon parts, injection molded canopy, hardware, and tpu camera mount.

Recommended Battery: 650mah 4s or 850mah 3s

Want our tiny trainer HD tune!? Diff available here for betaflight 4.4.3!

This was made for a TTHD with HDZero and Crossfire components. Please contact our customer support chat in the bottom right of our website for any questions related to this.

# name: TTHD

# feature
feature -RX_PARALLEL_PWM

# serial
serial 3 1 115200 57600 0 115200

# led
led 0 0,0::C:2
led 1 1,0::C:2

# aux
aux 0 0 0 1300 2100 0 0
aux 1 15 0 900 1700 0 0

# master
set dyn_notch_count = 1
set dyn_notch_q = 500
set acc_hardware = NONE
set acc_calibration = 48,29,-4071,1
set serialrx_provider = CRSF
set dshot_bidir = ON
set motor_poles = 14
set motor_output_reordering = 3,2,1,0,4,5,6,7
set align_board_yaw = 225
set ibata_scale = 240
set osd_vbat_pos = 2049
set osd_craft_name_pos = 2081
set osd_disarmed_pos = 2346
set osd_displayport_device = MSP
set vtx_band = 0
set vtx_channel = 0
set vtx_power = 0
set vtx_freq = 0
set displayport_msp_serial = 3
set name = TTHD

profile 0

profile 1

profile 2

# restore original profile selection
profile 0

rateprofile 0

# rateprofile 0
set rates_type = BETAFLIGHT
set roll_rc_rate = 80
set pitch_rc_rate = 80
set yaw_rc_rate = 80
set roll_srate = 70
set pitch_srate = 70
set yaw_srate = 70

rateprofile 1

rateprofile 2

rateprofile 3

rateprofile 4

rateprofile 5

# restore original rateprofile selection
rateprofile 0

# save configuration
save

Shipping & returns

Shipping policy

Processing

Orders ship within 1–2 business days (excluding weekends, US holidays, and posted vacation dates). You receive a confirmation email with tracking once your order ships.

Rates and delivery

US orders of $99 or more ship free (Standard).
Standard (US): 3–7 business days. Expedited (US): 1–3 business days.
International: 7–14 business days depending on destination and carrier; rates are calculated at checkout.

Restrictions

We ship to selected countries only; availability is shown at checkout.
No P.O. Boxes or APO/FPO addresses.
Batteries ship by ground only and cannot be shipped outside the US. The DinDrones battery box with batteries is US-only.

Lost or damaged shipments

Contact din@dindrones.com within 7 days of the delivery date. We open the carrier claim and resolve it with you.

Changes and cancellations

Orders can be changed or cancelled within 24 hours of placement. After that, the order has usually been packed; use the return policy instead.

Customs and duties

International customers are responsible for any customs fees, taxes, or duties charged on import.

Refund policy

30-day returns

Unused items in original condition and packaging can be returned within 30 days of delivery. Email din@dindrones.com with your order number to get return instructions before shipping anything back.

What is not returnable

Frames, parts, or electronics that have been built, flown, soldered, or crashed.
Batteries and other hazmat items, once shipped.
Custom or 3D-printed items made to order.

Refunds

Refunds go to the original payment method within 5 business days of receiving and inspecting the return. Original shipping charges are not refunded; return shipping is paid by the customer unless the item arrived damaged or we shipped the wrong item.