This Topcon RL-H4C Rotary Laser Level is a powerful tool for construction projects. It features electronic auto-leveling and is capable of horizontal accuracy.With a dry-cell battery, this laser level is perfect for long-range use. The Topcon brand ensures quality and reliability for all your leveling needs. The RL-H4C model is ideal for construction professionals who need precision and efficiency. Whether you're working indoors or outdoors, this laser level is perfect for all your leveling and surveying needs.