Thank you for your purchase!
You have purchased our 3620 battery water container from a stationary retailer? As a thank you, you will receive an additional 18V 4Ah battery free of charge.
How does the campaign work?
In order for us to send you a free 18V 4Ah battery, we need a little information from you:
- A picture of your sales receipt showing the 3620 water tank
- The unique serial number of your unit - how to find the serial number is described at the bottom of the page
- Your contact information
Please fill out the following form
How to find the serial number
The serial number is a 7-digit number located on the sticker in the upper part of the water tank.