Specifications: GREEN LASER BEAMS 360° THREE PLANE 5000MAH LITHIUM BATTERY LEVELING ACCURACY ±0.3MM/M LINE WIDTH 2MM/5M SELF-LEVELLING ANGLE ≤3° WORKING RANGE: 0~30 M' WITH BASE WITH GLASSES' WITH CHARGER' WITH CONNECTOR' WITH IRON PLATE' WITH WALL BRACKET' WITH REMOTE CONTROL ITH CEILING ENCLOSURE *2 PACKED BY PLASTIC BOX