Sokkia
The World's Longest Operating Time
• SOKKIA's innovative technology achieves the world's longest operating time* – 220 hours with the 7"-DT620 model.
• The DT520A operates up to 200 hours - the longest among 5" models*.
• At 7 hours/day, the DT620/DT520A can operate for more than 31/28 respective days without changing batteries.
