9v

1 год назад

The video reviews a 9-volt rechargeable battery advertised as having 5400mAh capacity. The reviewer finds the battery to be very light and tests it in a thermometer, which doesn't function correctly. The reviewer then opens the battery and discovers that it contains two 3.7-volt batteries in series, totaling 7.4 volts, not 9 volts. The reviewer concludes that the battery is not as advertised and advises viewers to avoid it.

3 года назад

This video provides an overview of the Rain Bird ESP 9-volt battery-operated controller. The presenter explains the features of the device, including its waterproof design and compatibility with various irrigation systems. They also discuss the installation process and the importance of using a DC latching solenoid.