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9V Battery Adapter for the Arduino attaches to a 9V Battery and the other side attached to arduino through barrel connector
1:Small size
A HIGH level on the master reset (MR) input will disable the parallel load gates
this board can drive 8 Ohm 0
Include Camera OV2640 and can support OV7670 camera (not included)
Temperature Humidity Sensor Module (DHT11) Potentiometer (50 KOHM) 9V Battery Adapter for theIntroduction : Temperature Humidity Sensor Module (DHT11) can measure temperature from 0C to 50C with 2. 0C accuracy, and humidity from 20 to 80% with 5% accuracy. You can get new data from it once every second. This sensor is pre calibrated and dont require extra components so you can start measuring relative humidity and temperature right away. Connections : Features: Operating Voltage: 3. 5V to 5. 5V. Output: Digital. Temperature Range: 0C to 50C.