Charger amp question

Actually this is another question, i am buying some items for 106 dollars, so shall I buy the counterfeit one or the original?

List:
Needed for Project
Brushless Motor
ESC
LiPo Battery pack
Charger
GPS Module
Heatsink and Cooling Fans

I have and are needed
Voltage Sensor
Servos (I need more)

Features:
Camera inside cockpit for realistic view
Retractable Landing gear : https://www.amazon.in/Festnight-Landing-Wheels-Airplane-Throwing/dp/B07NP428GC/ref=sr_1_2?keywords=landing+gear+for+rc+plane&qid=1637842485&sr=8-2
Lipo: https://robu.in/product/orange-3300mah-3s-25c-60c-lithium-polymer-battery-pack-lipo/
Charger:
GPS module for location, time, speed, altitude and angle
Voltage sensor for getting the voltage of LiPo
8 Servos for landing gears, ailerons, rudder and elevators