Nissin JY610C Speedlite (Canon Compatible)

The Viltrox JY-610C is a compact slave speedlight (flash) with E-TTL functionality compatible with Canon cameras.
It features a 1.5-inch LCD screen and is mini-sized for easy portability. It can function as an on-camera flash or as a slave flash.
Main Features:
Compatible Brands: Canon (E-TTL II Compatible)
Type: Mini On-Camera / Slave Flash
Features: LCD Display, TTL Auto Exposure
Use: Lightweight and portable on-camera flash

Power: 2 AA batteries
Weight (without batteries): 145 grams

Guide Number: GN27 (ISO 100 / m)
Flash Modes: E-TTL / M / Multi
Slave Modes: Slave / S1 / S2
Flash Control: (1/128 - 1/1)
Strobe charging completion indicator red pilot light
Recycle Time: 0.1-4s
Flash Times: 100 to 680 times

The product is as shown in the photos.
It has been used very little, so I believe the condition is good.
Please note that it is not compatible with multi-accessory shoe models (a separate adapter is required).