It works without any problems. Immediate purchase is OK. You can use it right away. It has been disassembled, cleaned, and disinfected. It's quite clean, as you can see in the images. The battery life is also good. After checking the inside, the soldering was also done well, so if you have experience with maintenance, you should be able to use it for a long time. It's BDM-030, so it's easy to maintain. Please understand the above, including the images, and no claims or returns are accepted. m(_ _)m ☆We support both Yu-Yu Mercari and Rakuraku Mercari delivery services. (If there is no specification, it will be Yu-Yu Mercari) Rakuraku Mercari (Yamato Transport) also supports time指定, so please let us know when you purchase. m(_ _)m 9