Oherikosha Specimen 20 Types of Rock Classification Specimens Book-Type Set

---------------------------------------------------------------------- 【Voltage Compatibility】 When using electrical appliances, please note that they are designed for Japanese voltage specifications (90-110V), so if you use them with a different voltage, it may cause a malfunction. 【Plug Type】 Our products use Japanese plug types (A or B type). Please use a conversion adapter if necessary. 【Important Note on Transformers and Adapters】 A transformer adjusts voltage to match your device’s requirements. A conversion adapter only changes the plug shape and does not adjust voltage. Using only a conversion adapter without a transformer may result in damage to the product. 【Liability】 We are not responsible for malfunctions or damages caused by improper use, such as operating the product without a transformer. ---------------------------------------------------------------------- Book-type specimen set Box size: 260 x 185 x 20 mm Contents: 7 types of igneous rocks, 6 types of sedimentary rocks, 7 types of metamorphic rocks A specimen set for learning about basic rocks. The rocks, minerals, and fossil specimens used in this product are natural, so their size, color, and texture will vary from piece to piece. The actual product may differ in appearance from the images shown. Please be aware of this beforehand.