How to Purchase

Product Knowledge

Pre-installed disposable products cannot be refilled. Some specific models can be repeatedly injected with other brands of oil

When you see that there is 1/3 of the oil left in the oil tank, you can choose to charge it. This will keep the condition of the device at its best.

OVNS laboratory uses its own research and development of oil tank separation technology, under normal circumstances, there will be no oil leakage. When an oil leak occurs, please check for worn or damaged, give feedback to our staff or the shop you purchased.

Product Verification & Warranty

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