Bosch Professional electronic leveling marking device (Bosch) system/laser GLL8-40ELR [genuine product]

Light source: laser diode Output: 1mW or less (class 2) Indication accuracy: ±1mm/10m Automatic correction range: ±3° Irradiation range 15m/40m (when using receiver) Continuous use time (number of lines): Approximately 2.5 hours (8 lines) Power supply: AA alkaline batteries x 4, Dustproof and waterproof performance: IP54 electronic leveling system Standard accessories: receiver, receiver holder, laser glasses, aluminum carrying bag We are carrying out changes to Japanese specifications in Japan. At that time, we opened the package once and sealed it after work, but there is no problem with the product specifications.