YSI 607129 Model : Pro20i-4 G Kit Dissolved Oxygen and Temperature Handheld with 4-meter integral (non-detach

Cable Options: 1- 4- 10-m lengths (3.28, 13.1, 32.8 ft.)
Certifications: RoHS, CE, WEEE, IP-67 waterproof, 1-meter drop test
Languages: English, Spanish, German, French
Memory: 50 data sets
Power: 2 alkaline C-cells providing ~400 hours of battery life (without backlight); low battery indicator when 1 hour is left
Size: 8.3 cm width x 21.6 cm length x 5.6 cm depth (3.25 in. x 8.5 in. x 2.2 in.)

Warranty: 3-year instrument; 2-year cable; 1-year polarographic sensors; 6-month galvanic sensors

Weight: 475 grams (1.05 lbs.) (with batteries)