ToolkitRC M8S LiPo Battery Balance Charger


Part Number: TKR-M8S

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M8S is a multi-function charger and discharger that integrates receiver and servo test functions along with power supply functions. This charger is a upgrade version of the previous the M8 and can deliver 400W, at maximum amperage of 18A capability in this compact and portable size and features full color TFT LCD screen for clear view. This charger can be powered via Power Supply or LiPo battery pack and when discharging the battery on output port, that energy will back and charge the power source LiPo battery in recycle discharge mode. This charger is not just a charger, it works as battery tester and also it can provide Sbus/PWM/PPM signals so you can test servos and receivers as well as ESCs and motors. You can bring this compact and convenient device anytime, anywhere.

Key Features

  • • M8S True Color: 65535 Colors, 2.4" TFT LCD
  • • All new UI: Simple interaction
  • • Increase power by 25%: 400W maximum power, 25% higher than M8
  • • Multifunctional: includes all the features of the M8, and more
    • ◦Balance charge
    • ◦Measure
    • ◦Watt meter
    • ◦Annunciator
    • ◦Drone adapter
    • ◦Signal tester
  • • Multi-language: Multi-language system users in different regions
  • • Optimized cooling: New cooling system, timely consumption of high-power heat

M8S Specifications


  • • Input voltage: 7.0-30.0V @MAX 18A
  • • Type of battery:
    ◦Lipo LiHV LiFe Lion@1-8S
    ◦NiMh @1-20S Pb @1-12S
  • • Balance current: 800mA @2-8S
  • • Charger power: 400W @MAX 18A
  • • Discharge power:
    ◦400W @MAX 18A Recycle mode
    ◦15W@3A Normal mode
  • • USB: 2.1A @5.0V (Mobile device charging) or Upgrade


  • • PWM: 880-2200us @20-400Hz
  • • PPM: 880-2200us*8CH @20-50Hz
  • • SBUS: 880-2200us*16CH @20-100Hz
  • • Voltage: 1.0-5.0V @1-8S
  • • Internal resistance: 1-99mR @1-8S
  • • ESC: 400W@18A PWM Output


  • • PWM: 500-2500us @20-1000Hz
  • • PPM: 880-2200us*8CH @20-50Hz
  • • SBUS: 880-2200us*16CH @20-100Hz
  • • Power supply: 1.0-30.0V @1.0-18A mode:CC+CV
  • • Over Current Cutoff time: 50ms


  • • Dimensions: 98*68*35 mm
  • • Weight: 170g
  • • LCD: TFT 2.4inch LCD 320*240 Pixel
  • • Input/Output port: XT-60 connector
  • • USB Port: USB Type A, 5V/2.1A

Please Download latest firmware from ToolkitRC page. Click Here