Certification: CE,FCC,RoHS Origin: Mainland China Power Type: Battery-Powered Size: 112*50*25mm Brand Name: SNDWAY Model Number: SW-G4S.SW-G6S,SW-G8S,SW-G10S Measurement Accuracy: +/-2mm Unit Selection: M, feet, inch Data Store / Recall: 30 Data Laser Level: Class II Single / Continous measurement: Yes Length / Area / Volume measurement: Yes Feature: Laser rangefinder Laser distance meter: Laser range finder