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11. SPECIFICATIONS
Charging time at 20°C (68°F)*
4
BT-79Q
about 13 hours
Charging temperature range
10 to 40°C (50 to 104°F)
Storage temperature range
-20 to 70°C (-4 to 158°F)
Size (excluding cable)
74(W) x 43.5(D) x 35.3(H) mm
Weight
141 g
Dust and water resistance
IP66 (IEC 60529:2001)
Operating temperature range
-20 to 50°C (-4 to 122 °F)
Storage temperature range
-30 to 60°C (-22 to 140 °F)
Size
177(L) X 196(W) X 217(H) mm
Weight
about 2.6kg (with dry batteries)
about 2.8kg (with BT-79Q)
Tripod screw
5”/8X11 threads for surveying instrument
*4: Figures will change depending on the operating environment including temperatures and observation
conditions.