Brand SNDWAY Beam angle H 360 ° / V 360 ° / V 360 ° Beam color: green Accuracy ± 2 mm / 10 m Self-leveling angle 4 ° ± 1 ° Self-leveling time ≤5s Working distance up to 30m. (50m. With receiver) Power 3.7 V 5200 mAh Li-Ion / 220V Warranty 6months