![Milliohm Meter, Battery Tester, Internal Resistance Meter, I2C Bus, 1.0-1500mΩ, 2.7-16V [Connector Type]](/rails/active_storage/representations/redirect/eyJfcmFpbHMiOnsibWVzc2FnZSI6IkJBaHBBbUFDIiwiZXhwIjpudWxsLCJwdXIiOiJibG9iX2lkIn19--5589ebaecbcf2f542142e10c320649e6af24268f/eyJfcmFpbHMiOnsibWVzc2FnZSI6IkJBaDdCem9MWm05eWJXRjBTU0lJYW5CbkJqb0dSVlE2QzNKbGMybDZaVWtpRERFMk1IZ3hOakFHT3daVSIsImV4cCI6bnVsbCwicHVyIjoidmFyaWF0aW9uIn19--59704114665fb00ae0e771f39461c9cafaa2602a/IW7817-CS-1.jpg "Milliohm Meter, Battery Tester, Internal Resistance Meter, I2C Bus, 1.0-1500mΩ, 2.7-16V [Connector Type]")
Tokyo Devices IW7817-CS
IW7817 is a milliohmmeter that can measure extremely small resistances on the order of mΩ. As a battery tester, you can check the deterioration status of lithium-ion batteries, nickel-metal hydride batteries, lead-acid batteries, LiFe batteries, etc.
Tokyo Devices IWAC9-1.3
10W class AC adapter with 9V 1.3A output. Compatible with Tokyo Devices' 9V input products.
Tokyo Devices IW7901-AP
IW7901 is a phase detection experiment module based on inductance measurement. It is equipped with the basic functions of a lock-in amplifier, such as reference signal generation, lock-in, and signal amplification.
![Ultra-Low Power LoRa/FSK Comm. Module 3rd Gen. [Wire Antenna Type] [Single Module]](/rails/active_storage/representations/redirect/eyJfcmFpbHMiOnsibWVzc2FnZSI6IkJBaHBBaUFEIiwiZXhwIjpudWxsLCJwdXIiOiJibG9iX2lkIn19--dcbb1d5c98679103d97ab74735cb1d3342cdd4db/eyJfcmFpbHMiOnsibWVzc2FnZSI6IkJBaDdCem9MWm05eWJXRjBTU0lJY0c1bkJqb0dSVlE2QzNKbGMybDZaVWtpRERFMk1IZ3hOakFHT3daVSIsImV4cCI6bnVsbCwicHVyIjoidmFyaWF0aW9uIn19--1c3273d6e0b3289a79b25e57c972c763f4755fbe/g891.png "Ultra-Low Power LoRa/FSK Comm. Module 3rd Gen. [Wire Antenna Type] [Single Module]")
EASEL ES920LR3A1
ES920LR3 is EASEL's 3rd generation 920MHz wireless module equipped with the latest STM32WL (RF + MCU in 1 chip).
EASEL ES920EB
A development board that can mount each evaluation module of the ES920 series.
Tokyo Devices TDFA30203-12V
A simple RS232C controlled relay board. Can turn on/off voltages up to 250V AC/28V DC and currents up to 6A.
Tokyo Devices TDAC-P10039
This is a front panel to improve the visibility of the TDFA1104.
Tokyo Devices TDPW19050
TDPW19050 is a small UPS for devices powered by USB power. Backs up power from EDLC when USB power is momentarily interrupted.
Tokyo Devices IWS900-AD
IWS900-AD is an Arduino shield that detects heartbeat (pulse) from your fingertips. You can develop devices that are linked to heartbeat.
Tokyo Devices TDFA50507
TDFA50507 is a 7-channel USB digital IO output board. 12/24V signals can be output to various devices with simple commands. With electrically isolation it has safety and noise resistance.
Tokyo Devices TDFA1104
The TDFA1104 is a USB-connected, general-purpose 7-segment LED display. It can display arbitrary characters and numbers from Windows or Linux systems, making it ideal as a highly visible display for embedded applications.
Tokyo Devices TDSN60420
TDSN60420 is a general-purpose, high-precision current sensor/ammeter. It is compatible with Windows and Linux, and can obtain real-time current values in the range of ±20A DC.
FTDI TTL-232R-5V
This cable converts 5V serial signals into a USB serial port.
Tokyo Devices TDPW6705-146
The TDPW6705 series is a small, highly efficient embedded charging board that is compatible with LFP(LiFePo4) and lead-acid batteries. It fully charges a 20Ah battery in about 3 hours. This is a 14.6V charging voltage type.
Tokyo Devices IW1205K-2020
IW1205K is a power supply kit that can supply USB power 24 hours a day, 365 days a year by combining a solar panel and storage battery. Compatible with single board computers such as Raspberry Pi.
Tokyo Devices IW7817-EVB
This kit includes a USB connection motherboard, cable, recording software, etc. for evaluating and developing the internal resistance measurement module IW7817-CS.
Tokyo Devices TDFA50607
The TDFA50607 is a 7-channel USB digital I/O output board. It allows you to output 12/24V signals to various external devices using simple commands. Thanks to electrical isolation, it offers excellent safety and noise immunity.