Reviews Frequency Controller

WILLHI WH-1803C PID High Accuracy Temperature Controller Heating 110V 5A Accuracy 0.1 ℃ or 0.1 °F Digital Outlet Thermostat Waterproof Probe for Incubator Wine Brewing Fermentation Temp Control

【High Accuracy】- WH-1803C digital temperature controller specialized for constantly controlling a high accuracy temperature, High frequency PID algorithm with 0.1℉/℃ precision controlling. such as incubator, wine brewing industry, fermentation industry which need a high accuracy temperature point..
【UL Certification power cable】–WILLHI Digital Temperature Controller has high quality power cable, the top quality copper wire can max load 5A currents..
【Heating only】- High accuracy digital temperature controller only work with resistance-type heater for heating, it can’t work with compressor for cooling and motors..
【High and low temperature alarm】 – Place the waterproof probe, plug the power cord in the Temp Controller . Set the maximum desired temperature for the heat mat. Alarm when temperature exceeds the limit or when sensor error..
【Delay Feature】- Our temperature controller built in time delay feature to protect out device from excessive ON/OFF toggling..

Interference free 2.4GHz radio control frequency technology.
Official Licensed Nintendo Mario Kart product in 1:50 scale.
RC toy comes in a plastic jewel display case making it a great collector's item.
Remote controller features a clear storage section to house your RC car when not in use.
Ready to run includes all vehicle and controller batteries.

【Wireless Connection】: Wireless 2.4G connection, exclusive frequency hopping technology, powerful anti-interference ability, stable connection....
【Ergonomic Design】: The structure of the wireless controller is ergonomic, and the weight of this controller is light, comfortable and stylish,....
【Universal Compatibility】: The wireless controller is compatible with Xbox One/Xbox One S/Xbox One X/Xbox Series X/P3/PC/Windows. Up to 2 wireless....
【Vibration Function】: The controller is able to be applied to dual motor vibration. The trigger action motor adopts a new design, and the finger....
【No Driver Required】: Any driver is not needed and the controller will work when it connects with XBONE host, P3 host or PC computer. It is easy....

Ultra High Output Power:All-copper high-frequency transformer, large output power, can meet one access control controller, 2 electric plug locks or 2 280 kg magnetic locks work at the same time..
Quality Material:This access control has an aluminum alloy casing that is rugged, shielded and resistant to interference. The rear of the power supply has a lifting hole that can be placed on the antenna board or hung on the wall..
Good Heat Dissipation:This access control power supply has cooling holes, and the side is also equipped with cooling holes, which hae excellent heat dissipation performance, but also fireproof, long serice life and low price. You will not regret it when you buy it back!.
high leel, low leel, switching quantity control three ways. Circuit protection: oercurrent, oeroltage, short circuit protection.
Buy With Total Confidence:We proide 1 month free return and exchange serice. If you find any quality problems during this period, except for man-made damage, you can contact us and we will gie you one within 24 hours.....

Flysky Fly Sky gt3b radio transmitter Remote Controller with gr3e receiver for rc car, rc truck, rc crawlers, and rc boat..
Working frequency between 2.40GHz-2.4835GHz has been divided into 160 frequency points, each system uses 16 points and 160 hopping frequency to avoid frequency jamming.
FlySky rc GT3B Radio Transmitter will work with most if not all servos on Rc Car, Rc Truck, Rc Boat.
Unique ID for each transmitter: the receiver will automatically check ID after successful pairing, and this dramatically increases the ability of anti-jamming..
Model Memory Servos Normal / Reverse Steering Trim / Throttle Trim / Dual Rate / End Point / ABS Settings / EXPO Settings.

Overload short circuit protection current:4A ,short circuit time does not exceed 30 seconds.
PWM Pulse Width Modulation Range: 5% -95%.
Please note that this controller has a low frequency causing some types of the motor to whine at low speeds but not all motors will be like this.

Used to adjust amplifiers power level, stereo, equalizer or crossover volume from the dashboard or other remote locations..
Two adjust way: adjust by gain, adjust by frequency. Different frequency can make the song feel different..
Adds subwoofer level controls or balances a multiple amplifier installation..
Just need to rotate the button of the controller, easy operate..
Universal fit for most of car, simple in and out connection, no additional wiring need..

Air Hogs FPV High Speed Race Car puts you behind the wheel: see what your car sees, streamed straight from the dashboard camera into your headset..
Race past your competitors at speeds of up to 160 mph with this easy-to-use remote control car. Communication range of 250 ft., frequency range of 2.4....
Record, edit, and share your epic racing videos through the Air Hogs FPV app..
Made for kids aged 8+. Charges via USB. 4-Channel controller requires 2 x AAA batteries (not included). For indoor or outdoor use. Free app available....
Includes: 1 FPV High Speed Race Car, 1 headset for smartphone, 1 Instruction sheet, 1 Controller, 1 USB charging cables.

...new technology will cut down 49% electricity bill for you..
【Overheating Protection, Out of Water Protection】The power will be cut off and stop heating automatically if the heater out of water or overheating. Protect your fish. Never cook your fish. 30days full refund, 12-months warranty..
【External Temperature Controller, Never Wet Your Hands】Use an external controller to set the temperature instead of immersing your hands in water to rotate the dial. Never wet your hands or contaminating your tank. Strong suction cups, easy to install..
【Built-in Thermometer, Power-off Memory Function】Dual built-in temperature sensor, the water temperature will be displayed on the external temperature controller in real time. No need to buy other aquarium thermometer. The heater will remember the temperature setting, no need to reset the temperature after power off..