Caractéristiques:

• Working temperature: -10 to 60 degrees Celsius
• Voltage: DC3V
• Product size: 5.5 * 4.5 * 4.5 cm / 2.2 * 1.8 * 1.8
• Origine: CN (Origine)
• Model: Europe and the United States-813
• Material: ABS
• color: balck
• Battery1: 180mah
• Battery: 1 * CR2032 battery(No battery )