Adopt high-precision thermistor and analog-to-digital conversion module, 0.1 Deg.C measurement accuracy No Hg, no need to worry about glass breaking or mercury leaking, healthy and environmental protection Dual-purpose: oral and underarm temperature measuremen, meeting different requirements 18.8mm LCD screen, clear display, easy to read, easy for the elderly and children Unique battery cover design, safe to use Waterproof detection part, easy and convenient to clean Turn off automatically when turned on without any operation for more than 5 minutes, energy- saving Xiaomi MMC - W201 Dual-Purpose Portable LCD Medical Electronic Thermometer Baby Digital Thermometer Adults Medical Thermometer Description: Xiaomi Medical LCD Electronic Thermometer comes. It looks simple as always but with dual purposes: oral and underarm temperature measurement. Adopting high-precision thermistor and the analogue-to-digital conversion module, the measurement accuracy reaches 0.1 Deg.C. So, it can detect subtle changes of body temperature sensitively to guard the health of your family well. Specifications: ● Material: ABS ● Input voltage: DC 3V ● Power: 1 x CR1220 button battery ( included ) ● Measuring range: 32 - 42 Deg.C ● Using temperature: 5 - 40 Deg.C ● Using humidity: 10 - 85 percent RH ● Storing temperature: -20 - 60 Deg.C ● Storing humidity: 10 - 95 percent RH ● Measuring accuracy: + / - 0.1 Deg.C（ 35 - 39 Deg.C ), + / - 0.2 Deg.C（ 32 - 34.9 Deg.C / 39 - 42 Deg.C ) Brand: Xiaomi Model: MMC - W201 Product weight: 0.0850 kg Package weight: 0.1000 kg Product size (L x W x H): 13.20 x 2.05 x 0.96 cm / 5.2 x 0.81 x 0.38 inches Package size (L x W x H): 20.00 x 5.00 x 3.00 cm / 7.87 x 1.97 x 1.18 inches Package Contents: 1 x Xiaomi Electronic Thermometer, 1 x Storage Cover