Electronic clock keychain is designed to provide clear time reading for study, work, and outdoor use. It features an LCD digital display and compact keychain design, delivering convenient time checking anytime. LCD Digital Display provides clear and easy time reading, helping you check hours and minutes at a glance Keychain Hanging Design allows easy attachment to bags, keys, or backpacks for convenient carrying Silent Operation ensures distraction free use during exams, study sessions, or work environments Durable ABS Housing offers solid structure and reliable performance for daily use Compact Lightweight Size fits comfortably in pockets without adding bulk Item Name: Electronic Clock Material: ABS Display Type: LCD Digital Display Functions: Time display in hours and minutes Battery Type: 1 x AG3 button battery included Operating Style: Silent Applicable Scenarios: Exam study, work, outdoor sports Size Details: Dimensions: 5.2 x 2.2 x 2 cm (2.05 x 0.87 x 0.79 inches) Ideal for exam preparation, daily work schedules, outdoor sports activities, or travel time management. Perfect for students, office workers, and active users who need quick time reference.