Built-in high precision voltage detection circuit. | Adopt high withstand voltage terminal to be connected with the charger. | Built-in 3-stage overcurrent detection circuit (overcurrent 1, overcurrent 2, load short circuit). | Can control charge and discharge of the battery through MOS tube. | Wide operating temperature range -40~50℃, low current consumption.

High performance power supply EMI filter for most digital devices (especially switching power supplies) for suppressing continuous and intermittent pulse interference. | The performance of the product is stable, which can effectively improve the working stability of other equipment. | Good common mode and differential mode suppression characteristics, suitable for white household appliances with inverter and inverter for control system. | Universal, compact and easy to install, suitable for mechanical equipment, treadmills, medical device, etc. | The main effect of the filter is to improve the stability of the equipment and prolong the service life of the equipment.

With 0.5ppm TCXO clock, suitable for an SDR software-defined radio | Metal shell working range is -40 ~ 100 | Integrated 0.5ppm TCXO which has stable performance | Portapack H1 can be connected and add touch screen LCD, headphone socket, 0.5ppm clock reference, real-time clock and memory card slot, etc. | Just add a USB battery and you can explore the radio spectrum anytime and anywhere

▶▶【USB to floppy drive】 USB Flash Disk to FDD, which realizes the data transmission of U-Disk through floppy drive on the device, emulates floppy drive, which is convenient and quick to use. | ▶▶【Simulation floppy drive support】 disk capacity (720KB 2DD); disk format (Cylinders: 80; Tracks: 160; Sectors/Track: 18; Bytes/Sector: 512; rate: 500 kbps; encoding method: MFM.) | ▶▶【Standard interface】 34-pin interface and 5V DC 4-pin power interface (interface types are as follows: for SONY for YE-DATAALPS for TEAC for EPSON for PANASONIC for NEC), occupying a 3.5-inch floppy drive at the same time; the location of the mounting hole is the same as the floppy drive. | ▶▶【High performance】 using 32-bit CPU design, high integration, reliable performance; at the same time comes with the function of formatting partitions, supporting up to 1000 partitions (720KB). Note---You need to use the partition read-write tool model UFA1M44-100 to read and write data on the USB flash drive. | ▶▶【Multiple applications】 used in various electronic musical instruments, textiles, electronic machinery, and civilian industries that use ordinary 1.44MB floppy disk devices.

3 meter cable to meet installation needs, easy and flexible to adjust at will. | Plug and play - No external power required, very convenient to use. | Easy installation - Comes with adhesive patches, can be easily mounted on wall and window without any interference | Equipped with IEC adapter to support ATSC/T2 system | Support FULL HD 720P, 1080P, 1080I and 4K HD digital TV for Europe and America areas.