⚡●Deep Cleaning & Extensive Utilization: This OPOLAR duster tops the market by its capacity to produce a powerful thrust of air at almost 10 level strong gale (28m/s) for deep cleaning of the microscopic dust. Starting from printed circuit boards to computers, electronic instruments, medical devices, and many more such areas can be cleaned by this mini duster which your traditional wiper or duster cannot clean. | ⚡●Easy Charging & High Reusability: Built-in large 6000mAh lithium batteries resulting in nearly 30 minutes of thorough usage per charge. Its compatibility of getting charged via the USB-port makes it perfect for uninterrupted use. The common gas dusters had to be given up on because of its deformed bag after a few uses. Compared to that, this electric duster is highly reusable with its rechargeable function. | ⚡●Fast Charging & Speedy Functionality: This air duster is specially designed to get charged faster with a 2A adapter (not included). With a reduced charging time of around 3 hours, its usability can be highly increased. Its motor allows the maximum rotating speed to reach up to 33000 RPM. | ⚡●Handy Design & Simple Operation: The device is structured with an extended full-palm gripping design and withdrawable nozzle keeping the handhold clear to let users grip it at their comfort. | ⚡●Eco-Friendly & Energy-Efficient: Saving gas and water has now become our primary responsibility. And to support this cause this device to be made highly environment-friendly as it allows more than 5000 times of use, resulting in saving a lot of energy. This mini duster is such a scientific device which keeps cleanliness hand in hand with eco-friendliness.