Kotobukiya Modeling Support Goods Miraito 327 Red of 27mm in Plastic Model Kit M.S.G [Set 3] Approx. length, Non-scale

(C) KOTOBUKIYA A tiny lithium battery with an LED. The battery part has a diameter of approximately 3mm. The "327 Red" has a total length of approximately 27mm and a capacity of 20mAh (battery life is approximately 8 hours). By modifying plastic models in various ways and incorporating "Miraito" (a type of LED light), it's possible to create illuminated effects in a small space. The LED on the head turns on when you push it in and turns off when you pull it out.