Bosch GRL 300 HVG Rotation Laser

Easy handling with horizontal and vertical self-levelling
Easy to operate thanks to one button per function and self
Easy to set up in both the horizontal and vertical modes due to automatic self-levelling of 8% (± 5°)
The shock warning function, which can be switched on and off, prevents levelling errors in the event of shocks or vibrations
Technical data
Working range*
100 m
Working range with receiver*
300 m (Diameter) 
Accuracy*
± 0.1 mm/m 
Laser diode
532 nm, < 5 mW 
Operating temperature, from
0 °C
Operating temperature, up to
40 °C
Operating temperature
0 – 40 °C
Storage temperature, from
-20 °C
Storage temperature, up to
70 °C
Storage temperature
-20 – 70 °C
Laser class
3R 
Working range with receiver, value
300 m
Working range with receiver, appendage
(Diameter) 
Working range without receiver, value
100 m
Working range without receiver, appendage
(Diameter) 
Working range without receiver
100 m (Diameter) 
Self-levelling range
± 5° (8%) 
 
Additional Data
Levelling time
15 s
Dust and splash protection
IP 54 
Rotation speed
150, 300, 600 rpm 
Power supply
2 x 1.2 V HR20 (D) (9 Ah), 2 x 1.5 V LR20 (D) 
Operating time (max.)
Rechargeable batteries (NiMH) 20 h 
Tripod thread
5/8" 
Weight, approx.
1.8 kg
Colour of laser line
green 
Compatible laser receivers
LR 1G