Product description
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COD: The our shop products are supported by cash on delivery;
Shipment: Order will be shipped out within 24hrs from Manila;
Delivery: 2 days to arrive NCR and 2-5 days to other provinces;
Warranty: 6 months warranty
1. The HC-SR04 ultrasonic sensor uses sonar to determine the distance to an object, just like bats do.
2. It offers excellent non-contact range detection with high accuracy and stable readings from 2 cm to 400 cm (1 inch to 13 feet) with an accuracy of 3mm, in an easy-to-use package.
3. Its operation is not affected by sunlight or black material like optical rangefinders are (although acoustically soft materials like cloth can be difficult to detect).
4. The HC-SR04 comes complete with an integrated ultrasonic transmitter and receiver.
Static current: Less than 2mA.
Output signal: Electrical frequency signal, high level 5V, low level 0V
Sensor angle: Not more than 15 degrees
Detection distance: 2cm - 400cm
Input trigger signal: 10us TTL impulse
Echo signal : Output TTL PWL signal
Item size: 44mm * 20mm * 15mm
Trigger (T): Control signal input (10us TTL impulse)
Echo (R): Echo signal output, duration is time from transmit to receive
1*Ultrasonic Sensor Distance Measuring Module/SG90 HC-SR04 Mounting Bracket
After sales service:If have any damage to the product when you receive the product, please contact us in time, we will deal with it as soon as possible, please don't worry, we will be responsible for any damage to the product during transportation.Thank you for your ordering and have a good day!