The product features of VolcMiner D1 Mini Pre are as follows: High – efficiency Computing: It supports the Scrypt algorithm with a hashrate of 2.2GH/s, which can complete a large number of hash calculations per unit time, improving the efficiency of cryptocurrency mining. Low Power Consumption and High Energy Efficiency: With a rated power consumption of 500W and an energy efficiency ratio of about 227J/GH, it has excellent power – saving performance, helping miners reduce energy costs. Ultra – low Noise: The running noise is as low as 30 decibels, close to the ambient background sound, which will not interfere with family life and is very suitable for home deployment. Compact and Portable: The body size is 175??202??135mm, and the net weight is only 3.7kg. It is small and lightweight, easy to carry and install, and can be easily placed in various corners of the home. Dual – fan Cooling Design: It adopts a dual – fan cooling design, which can control the surface temperature well. Although it needs to be cleaned regularly to maintain performance, its heat dissipation effect is good during long – term operation. Easy to Use: It supports Ethernet connection and has a built – in remote monitoring function. Users can view the hash rate, temperature and other data in real – time through a browser. The installation and debugging only take a few minutes, which is very friendly to novice miners. Multi – currency Mining Support: It supports the mining of a variety of cryptocurrencies, including Litecoin (LTC), Dogecoin (DOGE), Bells (BEL), Lucky Coin (LKY), Pepe Coin (PEP), etc., providing users with more mining choices and increasing the diversity of income. Good Adaptability: It can operate within a temperature range of 5 – 45??C and a humidity range of 5 – 95%, with strong environmental adaptability.