Flexible Wearable Modes
The eSurvey eSA1 weighs only 303.5 g and measures 139 mm x 80 mm x 31 mm it is perfect for mobile surveys. Carry it in your armband bag, hang it on your waist, or attach it to a pole for greater mobility.

High-Capacity Longer Battery Life
Premium 6000 mAh Lithium-ion battery and low-power assumption support over 12-hour continuous operation on a single charge.

Designed for Tough Environments
The eSurvey eSA1 is hard-wearing and durable, while still being appealing and fit for its purpose. IP67-certified “dust tight” and weatherproof protection combined with a wide operating temperature range (between -30ºC to 65°C) provides 24/7 operation, regardless of the environment.

Multi-constellation
Embedded with a high-precision GNSS module that is capable of tracking GPS, BDS, GLONASS, and GALILEO constellations.