Specifications:

• Waterproof: Yes
• Usage: Multifunctional
• Type: Mini
• Theory: Digital
• Origin: CN(Origin)
• Model Number: ZK379000$
• Material: ABS plastic
• Item: Waterproof Chronograph Stopwatch
• Color: Black
• Brand Name: ACEHE
• Battery: 1*AG10 button batteries(Built-in)