• On/off/registration mode button • Volume control • 8 different volume settings • Vibration alert • Separate charging status LED • Interchangeable LED lenses • Low battery warning • Supplied with AC mains adapter and car charging kit • Magnetic holster for attaching to the bivvy • Up to 500 metres range • High output weatherproof speaker • Long life battery • Protective coated electronics • Digital circuitry • Sealed weatherproof case • Built-in charger for Nickel Metal-Hydride rechargeable batteries (supplied) • Can also operate from 2 x ‘AAA’ non-rechargeable alkaline batteries