Battery Checker with Cell Balance Correction Function
The "BR-4000" can check the condition of various battery packs used to power radio control receivers and other equipment. The BR-4000 is also equipped with firmware update and cell balance adjustment functions, and its USB charging port allows it to be used to charge transmitters and other devices.

Main function: Battery check function
Operating voltage: 5.0V to 36V

Input voltage (1S): 0.8V to 15V DC

Supported battery cells: 1 to 8S

Voltage measurement accuracy: ±0.005V @ 4.2V

USB charging port: QC2.0/3.0, BC1.2, max. output 12V/2A

Compatible batteries: Lipo/LiHV/LiFe/Liion (1-8S)

NiMH/NiCd (1-10 cells)

USB Micro B port (for firmware update)

Dimensions/Weight: 80X55X19mm/59g

LCD screen: 2.4 inches 340X240

Since the minimum operating voltage of BR-4000 is 5.0V, a 1S battery is required for measurement.

When measuring 1S batteries, a power supply of 5.0V or higher must be separately connected to the XT60i connector