Real Time Clock Module < $50 The HUL-xx-SP1154 from Larson Electronics

The HUL-xx-SP1154 from Larson Electronics is a Boat Mount for HUL-18 and HUL-18-HID Series Spotlights that provides secure mounting to boats for convenient lighting while on the water

both horizontal and vertical

2 pounds Bulb/Ballast Specifications: 50 watt HID Xenon D2 type Lamp 50 watt internal HID ballast - instant on

7 lbs Meets FAA€™s Maximum Size for Carry-on Interior Padding: Pre-cut Foam Squares   Lockable: Yes - Dual Holes Seal: Pressure-equalization valve  Watertight Depth/Duration: 3 Feet (1 Meter)

A self-testing mechanism automates monitoring of critical functions within the unit

Real Time Clock Module < $50 The HUL-xx-SP1154 from Larson ElectronicsThis is the SparkFun Real Time Clock (RTC) Module, this little breakout that uses the DS1307 to keep track of the current year, month, day as well as the current time. The module comes fully assembled and includes a small CR1225 Lithium coin cell battery that will run the RTC for a minimum of 9 years (17 years typical) without an external 5V power supply. The DS1307 RTC is accessed via the I2C protocol. We've written a test bed to program the modules,