PRODUCT FEATURES:  PS (Power-On Protection System) stops accidental power up and wasted battery  ISM (Intelli-Sense Mode) eliminates false indication in rough weather and boat fishing Db-Mag Roller features 8 precision magnets and a high-performance O-ring for true indication in all weather conditions  Tough ABS weatherproofed case and battery compartment designed for the most demanding of conditions  Digital circuitry and internal component weatherproofing  Built-in SRT (Sync-Connect Receiver Technology) for long range and obstacle link signal optimisation Tru-tone cone speaker for loud frequency delivery Dual-descent tone drop-back differential Dual super bright multi-colour LEDs, easily change from red, green, blue, yellow, purple & white  Peek-view LED positioning aids visual indication from side to side  One-touch night light function, both LEDs illuminate to 25% brightness  Solid latching LED for forward indication Flashing latching LED for drop-back indication Indexed volume control wheel (8 volume settings, including silent) Indexed tone control wheel (8 tone settings) Indexed sensitivity control wheel (8 sensitivity settings) Power out socket (2.5mm) for use with illuminated indicators Low battery warning Rod-friendly rubber inlay grips Rigid 3/8" stainless steel thread and blackout locking nut Requires 1 x PP3 9V battery Db7-R Receiver and 3-rod presentation sets available separately  Supplied with a Sure-Fit protective rubber case   TECHNICAL SPECIFICATION:  Dimensions: 11.2 (L) x 5.4 (W) x 4.5 (H) cm Weight: 98g Material: ABS   Compatible with Db7-R Receiver