Welch Allyn SureSight Autorefractor - User Manual - Manual (Page 13)

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Patents: US 6,007,204 and Des. 413,979 International Patents
Pending
Office illumination: Not for use in direct sunlight. Indoor operation only.
Materials: This product is latex free.
Safety, EMC, and CAN/CSA C22.2 No. 601.1
Regulatory Compliance: CAN/CSA C22.2 No. 601.1.2
CAN/CSA C22.2 No. 601.1.4
IEC/EN 60601-1
IEC/EN 60601-1-2
IEC/EN 60601-1-4
ANSI/AAMI ES60601-1
Environmental Specifications
Transport/Storage: -20°C~49°C, 10%(100% R.H. Max, 500hPa -
1060hPa Altitude
Operating: 10°C~30°C, 30%(75% R.H. Max, 500hPa - 1060hPa
Altitude
Battery Specifications
Battery voltage: 7.2v nominal (Lithium Ion)
Battery life: More than 3 hours of continuous usage
Low-Battery warning: Indicates 10 - 15 minutes usage remains
Classifications
Protection against electric shock: Class II equipment and internally powered.
Mode of operation: Continuous use
Method of sterilization: Refer to Cleaning and Sterilization of the SureSight