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Quickly weld the battery
Insulation
Versatile Compatibility: Sonoff Basic Works with a wide range of appliances
Add video alarm of memory card events (function internal test
NB: the Power over Ethernet module is proprietary hardware not made by Arduino
Bluetooth 4.0 Audio Receiver Stereo Wireless Speaker Module Magnetic Field Sensor Quickly weld the batteryBluetooth Audio Modifier has built in Bluetooth antenna structure is simple, the power supply voltage is 3. 7V~5V version selection, active speakers increase Bluetooth connection function. Audio Power Amplifier Board has 7PIN output interface is spacing 2. 54 through hole, 7PIN output interface is: + power, ground, left a channel, right channel, mute, LED status indicator, reserved port. The LED state port is connected with a 100 ohm resistor in
US$ 74.99
US$ 34.99
US$ 67.99
US$ 74.99
US$ 67.99
