The 1.5V, B3V1A battery replacement is for the MS-4 and MS-5 ultrasonic pet door collars, which activate the opening of the High Tech Automatic Pet Door. These batteries last approximately 3 months, so it is recommended to purchase more than one replacement set.
Please note that this battery is for your High Tech Power pet door dog collar only. It cannot be used to power your electronic pet door. If you need to power your pet door, please view the High Tech Battery Charger Kit.
All of our products carry a full one year warranty (with the exception of replacement collar key batteries. If your product fails to operate at any time, for any reason, within one year of the original delivery date we will repair or replace it at our expense, no questions asked. If it doesn't work, send it back, get another one. It's that quick and easy.
Your product must be returned to High Tech Pet Products and must be clean and free of pet hair, dust and dander. Items that are dirty or containing pet hair and requiring cleaning will be subject to a charge equal to 25% of the original purchase price. We will ship the repaired or replaced product back to you via FedEx Ground or USPS priority mail, at our expense however, you are responsible for the cost of shipping the defective product to us.
In no case will High Tech Pet Products arrange or pay for the shipping of the defective product from your location to ours. Should you request the product to be sent out via air service, we will be happy to accommodate your request however, you will be required to pay the entire cost of the expedited service. ALL products, including pet doors, must be returned to us before we send out a replacement unit.
We must receive and examine the defective unit before the repaired or replaced unit is shipped out to you. There are no exceptions to this policy. When returning a product for repair or replacement, you must allow at least 1 – 2 weeks for replacement plus shipping time each way. In some cases, especially for special order items, the replacement time may be longer.
