Ultrasonic Distance Sensor AJ-SR04M ARDUINO Waterproof

The AJ-SR04M ultrasonic distance sensor is a reliable solution for measuring distance in various applications. Thanks to its waterproof design, it will work well in outdoor conditions, in automation systems, robotics and smart Arduino projects.

• Precise measurement – measurement range from 20 mm to 4500 mm.
• Waterproof housing – ideal for outdoor use and harsh conditions.
• Easy integration – compatible with Arduino and other microcontrollers.
• Low power consumption – energy savings in battery designs.
• Wide application – used in robotics, parking systems and intelligent devices.

• Range: 25 cm to 450 cm
• Resolution: 0.5 cm
• Frequency: 40 kHz
• Measurement angle: 50°
• Output: Frequency signal
• Voltage: 5V
• Quiescent current: 5 mA
• Current during measurement: 30 mA
• Operating temperature: -10 to 70°C
• Dimensions: 41 x 28.4 mm

• Parking and obstacle detection systems.
• Arduino and microcontroller projects.
• Building automation and smart homes.
• Robotics and autonomous vehicles.

• Connect the sensor according to the diagram, ensuring the correct supply voltage.
• Avoid sound interference near the sensor for precise measurements.
• Check connections and cables regularly to avoid reading errors.
• For outdoor applications, make sure that all connections are well protected from moisture.

The AJ-SR04M sensor is the ideal solution for anyone who needs accurate and reliable distance measurements in a variety of conditions.

Claim orders from Stores

You can claim your purchased items within 1 - 4 work days after making an order (if product is in local warehouse).

Please wait for an email notification regarding Your order status update.

Vilnius Store address: Vytenio g. 20, LT-03229 Vilnius, Lietuva

Kaunas Store address: Pramonės pr. 4D, LT-51329, Kaunas, Lietuva

Local delivery in Lithuania

Purchased items are delivered locally through Venipak service. Depending on availability of items, orders are processed within 1-3 work days. Orders made until 1AM are shipped the same day.

Local delivery  (1-4 w.d.) price for items of any size is through through courier service is 4.90€ (incl. VAT), if the amount of the shopping cart exceeds 150€ - delivery is free.

Local delivery price to Venipak parcel terminals (1-3w.d.) is 2.90€ incl. VAT, if the amount of the shopping cart exceeds 50€ - delivery is free.

Local delivery price to Omniva parcel terminals (1-3w.d.) is 3.90€ incl. VAT,if the amount of the shopping cart exceeds 70€ - delivery is free.

Payment on delivery (COD) +2.00€ (incl. VAT).

You can pay for the goods at the time of delivery to the courier in cash or by credit card. Payment to Omniva parcel terminals is only possible by bank card.

International delivery pricing through courier service

International shipping prices depend on geographic location:

Latvia - 5.50€ (incl. VAT)

Estonia - 6.50€ (incl. VAT)

Paid orders of more than 150€ are shipped for free to Latvia and Estonia.

other countries - negiotiated individually.

International delivery pricing to Omniva/Venipak parcel terminals

Latvia - 6.00€ (incl. VAT)

Estonia - 8.50€ (incl. VAT)

Payments:

We accept payments via PayPal for orders over 20€.

Product availability status:

Vilnius Store In Stock - the product is at the store, Vytenio str. 20 in Vilnius and can be picked up / purchased at same day;

Kaunas Store In Stock - the product is at the store, Pramonės pr. 4D in Kaunas and can be picked up / purchased the same day;

Central Warehouse In Stock - In stock, product will be shipped in a short time 1-2 work days;

1-2 work days - product will be shipped in a short time - 1-2 business days;

2-3 work days – we don’t have selected product in local warehouse. Shipping time is only 2-3 work days;

3-5 work days – we don’t have selected product in local warehouse. Shipping time is between 3-5 work days;

3-7 work days – we don’t have selected product in local warehouse. Shipping time is between 3-7 work days;

Out of Stock – selected product is sold out at the moment, but you can apply for automatic alert by email when product will be in stock.