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ToolkitRC WM150 150A 50V Watt Meter Power Analyzer LCD Display Power Voltage Current Tester PWM Output for RC FPV Drone

ToolkitRC WM150 150A 50V Watt Meter Power Analyzer LCD Display Power Voltage Current Tester PWM Output for RC FPV Drone

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Specifications

For Vehicle Type
Airplanes
Brand Name
Mitoot
Is it battery/power supply
N
Wheelbase
Screws
Quantity
1 pcs
Recommend Age
14+y
Upgrade Parts/Accessories
150A Watt Meter
Technical parameters
value 2
Tool Supplies
150A Watt Meter
Is it charger/adapter
N
Use
Vehicles & Remote Control Toys
Is Batteries Included
No
Origin
Mainland China
Model Number
WM150 150A
Remote Control Peripherals/Devices
150A Watt Meter
Material
Metal
Size
80*54*23mm
RC Parts & Accs
Batteries - LiPo
High-concerned chemical
None
Is Electric
No Battery
Four-wheel Drive Attributes
ToolKitRC WM150

Product Description

Brand: ToolkitRC

Item: WM150 Watt Meter

Input Voltage: 1-50V

Current(Max): 150A (precision:10mA)

USB: 5.0V@1A ( USB3.0 firmware update)

Output: PWM 1000-2000us@50Hz

Display: TFT 2.4" LCD Screen(320*240 resolution)

Product Size: 80*54*23mm Approx.

Packing Size: 87*87*28mm Approx.

Net Weight(Approx): 120g

Gross Weight(Approx): 140g

Using Steps:

① Connect 1-50V power supply, when the voltage is lower than 6V, need to use USB 5V to provide power;

② After power-on, the LCD screen displays the logo and continues 2 seconds, with the starting music;

③ Adjust the button if the data in the displaying screen are not in minimum data position.

Features:

- ToolkitRC WM150 is a Watt Meter, which is capable to test voltage, power, current data of the electric equipment, like servo, ESC, battery, etc.

- 1-50V power supply, the max current is up to 150A, the precision is accurate to 10mA.

- Support PWM signal, 1us precision, the pulse width is changable by adjusting the button.

- Automaticly to change the unit of the capacity, when it is lower than 1A, the unit-display is MA, when it is higher than 1A, the unit-dispaly is changed to A.

- The watt meter is also supporting to display working hours.

- USB firmware update, easy to operate.



Package:

1* ToolkitRC WM150 Watt Meter

1* USB Wire

1* Manual






Pros & Cons

Pros

  • High-precision measurements up to 150A and 50V for accurate power monitoring
  • 2.4" TFT LCD display for easy-to-read real-time power data
  • PWM output functionality for integration with RC control systems
  • Compact metal construction for portable use

Cons

  • No batteries are included with the watt meter
  • Only compatible with RC vehicles and drones, not other power tools
  • No mounting hardware included for fixed installation
  • Limited product packing size details are provided in the listing

Common Questions

What materials is this watt meter constructed from?

It is made of metal for durable, long-lasting use.

What are the physical dimensions of this watt meter?

Its compact size is 80*54*23mm, with a packing size of 87*87*28mm.

What devices and setups is this watt meter compatible with?

It is designed for use with RC FPV drones, airplanes, and other remote control vehicles to test electrical parameters.

What is the primary usage of this watt meter?

It measures power, voltage, current, and other electrical parameters for RC and remote control toy vehicles, with PWM output functionality.

Where is this product shipped from?

This product originates from Mainland China.

Product information last updated on November 20, 2025