CAYAMA Snail Professional Rock Tumbler Kit for Kids Adults, Exclusive 2.5 LB Rock Polisher Tumbler STEM Science Gift, 9-Day Timer, 3-Speed Motor, 4 Polishing Grits, Same Hardness Rough Stone
| Item Dimensions | 11.8 x 7.48 x 7 inches |
| Size | RT02 |
| Material Type | Plastic |
| Color | 色//白色 |
| Theme | Geology, Educational Toys |
| Operation Mode | Manual |
| Educational Objective | STEM |
| Power Source | battery |
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