Product Name: K3 PRO with Ai Voice Wall-Mounted Hanging Infrared Thermometer Forehead Model NO.: K3 Pro Display: LCD 2.8" Type: Infrared Thermometer Measuring Distance: 5-10cm Memories: Memory Recall of 32 Reading Charge Method: USB Charging or 4 AA Batteries. Auto Shut-off: 30 Seconds Net Weight: 350g Accuracy: +/- 0.2'c (0.4'f) Temperature Range: 34 ~ 45'c Response Time: 0.5s Transport Package: 12PCS/Carton Specification: 170*115*140mm Origin: China HS Code: 9025199010 Product Description AI Wall Mounted Wall-Mounted Forehead Infrared ThermometerModel:K3 ProCertificate:CE,RoHS,FCC* Smart design with AI voice ,With light sensor complete non-contact free operation* Accuracy:+/- 0.2'C (0.4'F)* Temperature Range: 34 ~ 45'C* Memory recall of 32 reading* Abnormal temperature automatic alarm: Red light and Display flashing + continuous "Di Di" sound* Automatic measurement distance 5cm ~ 10cm* Response time: 0.5s* Screen: 2.8"LCD with 2 color display & 5m viewing distance* Charging method:USB charging or 4 AA batteries.(offer not included the battery)* Real Data Export Function & Data query function when connects to computer* Support multi signal out to connect with other access system.* Install method: nail hanging, double-sided adhesive tape, bracket fixied* Environment temperature: 10'C ~40'C* Infrared measuring range: 0~ 50'C* Input: DC 4.2-5V (Can be connected to USB power porce,power bank,(Offer not included the power bank)* Product size:170*115*140mm / 0.35kgs