Features 1、The temperature recorder records every 10 minutes, and it can work continuously for a year. 2、The recording interval, alarm delay, timing start and stop, etc. can be modified through software. 3、Connect to the computer via a USB cable, the software automatically reads all the data in the device and generates a data curve. 4、The record is equipped with a high‑accuracy temperature sensor and built‑in storage function, can record 260,000 temperature data. 5、With a large LCD screen, which can display real‑time temperature and humidity values and other data. 6、The recoder built‑in buzzer, with over‑limit alarm function, can automatically change the frequency of recording alarms. Specification Item Type: Temperature Data Logger Material: ABS Equipment Power Supply: DC5V power supply or battery power supply Battery: 1 x 18650 battery 2500mAh (not included) Recording Interval: 5s-18h Measurement Update: 2-255 seconds can be set Battery Life: 1 full charge device can work continuously for 1 year Maximum Battery Cycle Charge and Discharge Times: 1200 times Measuring Temperature Range: -20-60℃ (-4℉-140℉) Measurement Accuracy: ±0.2℃ (25℃) Recording Capacity: 260,000 groups Uses: This thermometer and hygrometer is widely used in every link of the family housing, computer room, workshop, storage, drug store, laboratory, library, office, logistics cold chain and other places to monitor and record the environmental temperature and humidity. LWH: Approx. 120 x 113 x 33mm / 4.7 x 4.4 x 1.3in Package List 1 x Temperature Data Logger 1 x Data Line 2 x Wall Sticker