1. 100% water proof design. 2. For oral, armpit or rectum use. 3. Measurement time: about 1 minute. 4. Year/month/date/time display function. 5. Measurement range: 32c~44c. 6. Measurement accuracy: +/-0.1c. 7. Auto turn-off in 10 minutes. 8. Function with smart memory for last measurement of temperature measuring. 9. Beeper alarm function. 10. Short lead time, quality assurance, competitive price. Packing details: 1. Product size: 17x12x120mm 2. Blister card packing 3. Meas: 535x360x185mm, 400pcs/ctn 4. N.W/g.W.: 6.2/6.7kgs 5. 20':280, 000pcs/700ctns 6. 40':640, 000pcs/1, 600ctns