Using plastic materials, this hanging keychain watch is durable and can be used for a long time. The keychain is lightweight and compact. It can be hung on a leash or backpack for easy carrying. It is very advisable for students to know the time at school, also suitable for people of all ages. Unique and creative design, this pocket watch is very helpful in cultivating children's sense of time. Accurate time, quiet design will not affect normal learning and rest, ensuring satisfaction with use. 1 x pocket watch with keyring (button battery included). This product is a practical watch with a keychain. It is made of plastic, safe and durable, which ensures long-term use. The accurate time and quiet design will not interfere with normal learning or rest, providing a more satisfying experience. Material: plastic. Size: 6.50 x 2.50 x 1.90 cm / 2.55 x 0.98 x 0.75 inches.