Please be informed that the heater should not be switched on without water for more than a 5 seconds and should not be pulled out of water before unplugged. It is recommended the heater to stay another 30 seconds in the fluid after it has been unplugged in order its operation life to be preserved.
If the heater remain plugged in the system without fluid  it will burn up within 30 seconds, that is desired behavior as per EU laws for fire protection, every switched on  heater disposed on air for more that particular time should burn in order to prevent fire.

The heater is fully usable in all countries with voltage between 110-250V and it will run with its corresponding to voltage power.
The original plug of the heater is European, but it could be changed with any other by re-wiring or using corresponding adapter, as per your discretion.
Combine Shipping:
- Dear friends, if you want to buy several lots at once and combine them, please write me and I will do it with pleasure, and so you can save on shipping.
- If you want to purchase multiple items, buy but do not pay immediately. In this case I will send total invoice with lower shipping costs depending of weight of your purchase.
- If you purchased several items and paid for shipping separately for each item, let me know about it. I will refund the overpaid money for your l account

Shipping Information:
Your order will be shipped within 24-48 hours after received the payment
Please make sure that your address is updated correctly.
In the customs declaration in the column "Category of Departure" it will be specified the "GIFT"
Delivery from Sofia Europe registered Mail! Tracking information can appear with some delay You will see tracking information at list till Bulgaria border, after for tracking please use Your national Post web. (The same tracking number)