Skylife Sirius - digital audible altimeter and a jump logbook.

6 signals - 3 in freefal and 3 under canopy, IP67 dust and water resistant aluminum body, big handy buttons, micro-USB charging. Includes a Logbook for 1000 jumps. Best audible for the money.

Features:
- 6 Signals: 3 in freefal and 3 under canopy
- Signals range 0 - 4000m
- Altitude selection step - 10m
- LCD display with backlight
- 180° screen rotation
- Polycarbonate screen cover with an anti-reflective film
- Aluminum body
- Dimensions: 56 x 41 x 11 mm (2.22 х 1.63 х 0.48 inches)
- Weight: 33 g (1.23 oz)
- Li-pol battery
- MicroUSB charging
- Operating altitude: 0 - 9000 meters (0 - 29500 ft)
- Operating temperature range: -20°C to +50°C
- 1000 jumps logbook
- IP 67 rated dust and water resistance
- Supported languages: English, Russian

The logbook records the following data:
- Exit altitude
- Average speed in freefall
- Max speed in freefall
- Deployment altitude
- Freefall time
- Max speed under canopy
$190.00for