Electronics

PR-300YK-ETH-R08 is a network relay controller that controls 8 relay outputs. The 8 switch quantity outputs can be used for instant control in various occasions. It can control devices less than 10A-250VAC/30VDC. If you want to control large devices, you can connect the intermediate relay. The product makes full use of the existing communication network to connect to our cloud platform. It can realize remote control of relays through computer login cloud platform, WeChat mini-program and mobile APP. It can greatly reduce the construction amount and improve the construction cost and maintenance cost. At the same time, the module adopts the standard 35mm card specification installation, which is convenient to use. It is widely used in: home smart switch control, hotel smart switch, hotel smart appliance control, shopping mall smart switch, company factory smart switch, internet bar timing management, karaoke timing control, Internet of Things, industrial control equipment, test equipment power control, road lamp management, intelligent management, centralized power management, etc.

The X5 User Manual is a product user manual for the FiiO X5 digital audio player. It mainly introduces the product's features, usage methods and answers to common questions.

中银汇增-B 计划（美元）2019 年第 5 期，product type is non-guaranteed floating yield type, the investment target is to use more conservative strategies, to protect asset value as much as possible and to obtain more stable returns.

This user manual is the official user manual for Coolpad X60. It mainly introduces the basic use of the phone, common problems and troubleshooting methods, and provides important safety tips.

Huaxia convertible bond enhanced bond type fund prospectus

This is the user manual of the computer embroidery sewing machine, which introduces the use method, precautions, etc. of the product.

Smart low voltage flexible vibration feeder controller SDVC621 user manual, mainly introduce the function characteristics, parameters, installation, wiring, use instructions and so on.

This is a user manual for Keithley 6485/6487 picoammeter, which introduces the features and characteristics of the product, including safety precautions, operating methods, maintenance methods, etc.

WT588FM04 is a dedicated chip that drives and controls the LED (4-digit LED display) with keyboard scanning interface and voice broadcast function. The module can contain up to 240 seconds of voice content. The module reserves a flash location (there will be support for 24000 seconds of voice in the future), which can be updated by downloading data from the PC side.

NanoPi M3 Programming Development Manual is the official development manual released by FriendlyARM. It mainly introduces how to use NanoPi M3 development board as a real machine to debug programs, how to access hardware devices in the program, including I2C, GPIO, SPI, serial port and other hardware interfaces, and contains file system operations and development board startup process.

This document is a good practice manual for the feed industry. It introduces the hazards that may exist in feed, including biological, chemical and physical hazards, as well as methods for hazard identification and management.

中银理财-稳汇固收增强 QDII（美元封闭式）2021 年 07 期 is a fixed income, non-guaranteed floating return type of wealth management product, with a risk level of 2 (moderate risk).

This document is the manual for Casio QT2100 cash register, introducing the operation of cash register

Eur/Usd exchange rate linked double touch personal structured deposit

Huaxia Bank Hua Xia Medium and Short-term Credit Investment Plan (2021 No. 1) is a non-guaranteed floating income wealth management product issued by Hua Xia Bank Co., Ltd. It invests in fixed income assets. The expected yield is 2.75%